fifteen subtracted from the product of a number and -4 is at most 32

Answers

Answer 1

Answer:

Step-by-step explanation:

Let's use the variable x to represent the unknown number.  

Also, the word, "product", indicates multiplication.  

In this problem, the product of a number and -4 would be represented as -4 x

The words, "is at most", would be represented as:  <

Then to create the inequality, subtract 15:

-4 x - 15 <  32

Now solve the inequality using inverse operations.  NOTE - Be sure to reverse the direction of the inequality symbol when multiplying or dividing by a negative number.

4 x - 15 < 32

-4 x - 15  + 15 < 32 + 15

-4 x < 47

-4 x / -4 >  47/-4

x  >  -47/4    

x  >  -11.75

Hope this helped!


Related Questions

can someone plzzzzzzzzzzzzzzzzzzzzzzzz help me

Answers

9514 1404 393

Answer:

  C.  168°

Step-by-step explanation:

The exterior angle at any vertex of an n-gon will be ...

  360°/n

So a 30-gon will have exterior angles of ...

  360°/30 = 12°

The adjacent interior angle is supplementary to this, so is ...

  180° -12° = 168°

_____

Using the reasonableness test

You know that the interior angles of a square are 90°, and that regular polygons with more sides have larger interior angles. The most any regular polygon's interior angle can be is 180°. The only answer choice between 90° and 180° is the correct choice: 168°.

Quadratic equation by factoring

Answers

I’d use the app Socratic, the apps always factors the quadratic formula and it gives you the steps on how it done.
1. X^2+7x+12=0
Identify a,b, and c. Which x^2 is a, 7 is b and c is 12.
Find two numbers that multiply together to equal c which is 12 which is 3•4
And add two numbers that equal to b which is 7 which is 3+4
= (x+3)(x+4)=0
Set each factor to zero
X+3=0
= -3
X+4=0
=-4

Triangle P Q R is shown. The length of P Q is 20 and the length of P R is 12. Angle Q P R is 68 degrees and angle P Q R is 36 degrees. Trigonometric area formula: Area = One-half a b sine (C) What is the area of triangle PQR? Round to the nearest tenth of a square unit. 70.5 square units 111.3 square units 185.4 square units 222.5 square units

Answers

Answer:

[tex]111.3\ \text{square units}[/tex]

Step-by-step explanation:

[tex]PQ=20\ \text{units}[/tex]

[tex]PR=12\ \text{units}[/tex]

[tex]\angle QPR=68^{\circ}[/tex]

[tex]\angle PQR=36^{\circ}[/tex]

Area of the triangle is given by

[tex]A=\dfrac{1}{2}\times PQ\times PR\times\sin \angle QPR\\\Rightarrow A=\dfrac{1}{2}\times 20\times 12\times \sin68^{\circ}\\\Rightarrow A=111.26\approx 111.3\ \text{square units}[/tex]

The area of the triangle is [tex]111.3\ \text{square units}[/tex].

Answer:

111.3

Step-by-step explanation:

A petting zoo has 5 goats, 8 sheep, and 12 rabbits. What is the ratio of rabbits to total animals?
A. 8:12
B. 12:13
C. 12:25
D. 25: 12

Answers

Answer:

The answer is C. Hope this helps!

Step-by-step explanation

Answer:

-b

Step-by-step explanation:

because when they say whats the ratio of the rabit you but 12 first then next they say total of animals you add 5 plus 8 which is 13

What is the area of this polygon?




5-sided polygon on a coordinate plane with points M, V, E, D, and R. Point M is at (negative 5, 2), point V is at (negative 2, 3), point E is at (3, 3), point D is at (3, negative 3), and point R is at (negative 2, negative 3).

Answers

Answer:

I got 27.5 but I'm not 100%sure

Answer:

39 units

Step-by-step explanation:

13 to the power of 13​

Answers

Answer:

3.0287511e+14

Step-by-step explanation:

13*13*13*13*13*13*13*13*13*13*13*13*13

Answer:

what he said

Step-by-step explanation:

Given the function f(x) = x2 + 7x + 10, determine the average rate of change of
the function over the interval –5 < x < 3.
- -

Answers

Answer:

Step-by-step explanation:5

Juan bought a basketball for 40% off. If
he paid $36 for the basketball, what was
the original price?

Answers

Answer:

$24

Step-by-step explanation:

since 40% is in 100% i did 100 - 40 which i got 60

then it says that he paid $36 so I subtracted 60 - 36 and I got $24 as the answer iihope this helps! :)

100 - 40 = 60

60 - 36 = 24

The original price when he paid $36 for the basketball should be considered as the $24.

Calculation of the original price:

Since

Juan bought a basketball for 40% off And, If he paid $36 for the basketball.

So it be like

= 60% of $100 - $36

= $60 - $36

= $24

Hence, The original price when he paid $36 for the basketball should be considered as the $24.

Learn more about price here: https://brainly.com/question/24565996

PLSS ANSWERR!!!!!!
Which statement is true about
this equation?
3(-y + 7) = 3(y + 5) + 6
A. The equation has one solution, y=0.
BThe equation has one solution, y=-1.
C. The equation has no solution.
D. The equation has infinitely many solutions.

Answers

Answer:

C. The equation has no solution

Step-by-step explanation:

I hope this helps you out!

how do I write y= 3/4x+1 in standard form?

Answers

Answer:

3x - 4y = -4

Step-by-step explanation:

If you multiply 4 to both sides of the equation, it would be:

4y = 3x + 4

Then, if you put the variables on one side, and the numbers on the other,

3x - 4y = -4

Can someone please help me out? ^^

Please at least answer one.....
Answer all and you get Brainliest!

Answers

Answer:

1.) A. 8/9

2.) C. 4/9

3.) B. 7/11

4.) D. 10/3

5.) C. 0.06 (repeating)

Step-by-step explanation:

A spotlight produced a shadow of a man on the stage as shown.

Part A: What are the values of x and y? Round your answers to the nearest tenth of a meter.
Part B: What is the length of the man's shadow? Round your answers to the nearest tenth of a meter.

Answers

The length of the man's shadow produced by the spotlight is 11.4 m.

Trigonometric ratio

Trigonometric ratio is used to show the relationship between the sides and angles of a right angled triangle.

From the diagram using trigonometric ratio:

[tex]tan(21+19)=\frac{y}{25} \\ \\ y=25tan(40)\\ \\ y=21\ m[/tex]

Also:

[tex]tan(21)=\frac{x}{25} \\\\x=25tan(21)\\\\y=9.6\ m[/tex]

Length of shadow = y - x = 21 - 9.6 = 11.4 m

The length of the man's shadow produced by the spotlight is 11.4 m.

Find out more on trigonometric ratio at: https://brainly.com/question/4326804

One number is twelve less than another number. The total of the two numbers is 154. Find both numbers.

Answers

Answer:

83 and 71

Step-by-step explanation:

One number is twelve less than the other number

Let the one number be x

Let the other number be x - 12

Since one number is 12 , less than the other number, and the total of the two numbers is 154, then, we'll have

x + x - 12 = 154

2x = 154 + 12

2x = 166

x = 83

Therefore, both numbers would be;

First number = x = 83

Second number = x - 12 = 83 - 12 = 71

Madison wants to buy a new iPhone. The regular price is $989. Apple is offering a 15% discount and a sales tax of 7% is added after the discount. What is the total cost of the iPhone?

Answers

Answer: $899.50

Step-by-step explanation:

Find a coordinates of the midpoint of the line segment with the given endpoints (7,4), (9,-1)

Answers

Answer:

Coordinates of midpoint are (8,1.5).

Step-by-step explanation:

Given coordinates of end points are;

(7,4) and (9,-1)

we can find the coordinates of mid-point,

[tex](\frac{x_1+x_2}{2},\frac{y_1+y_2}{2})[/tex]

Here,

x1 = 7 and y1 = 4

x2 = 9 and y2 = -1

Putting these values in formula

Coordinates of mid point = [tex](\frac{7+9}{2},\frac{4+(-1)}{2})\\[/tex]

Midpoint = [tex](\frac{16}{2},\frac{4-1}{2})[/tex]

Midpoint = [tex](\frac{16}{2},\frac{3}{2})[/tex]

Midpoint = 8 , 1.5

Hence,

Coordinates of midpoint are (8,1.5).

g(x) = 2x - 4
h(x)=x+2
Find (g - h)(-4)

Answers

Answer:   -10

=============================================

Work Shown:

(g-h)(x) = g(x) - h(x)

(g-h)(x) = (2x-4) - (x+2)

(g-h)(x) = 2x-4 - x - 2

(g-h)(x) = x - 6

(g-h)(-4) = -4 - 6

(g-h)(-4) = -10

--------------------

An alternative method:

g(x) = 2x-4

g(-4) = 2(-4)-4

g(-4) = -8-4

g(-4) = -12

h(x) = x+2

h(-4) = -4+2

h(-4) = -2

(g-h)(-4) = g(-4) - h(-4)

(g-h)(-4) = -12 - (-2)

(g-h)(-4) = -12 + 2

(g-h)(-4) = -10

30 is what percent of 600?

Answers

Answer:

180

Step-by-step explanation:

hope this helps!

The V(t)=1.50(1.17)^t represents the value V (t), in dollars, of a comic book t years after its purchase in 2000. Determine the annual growth rate in the value of the comic book and its value in 2025.

Answers

Answer:

Growth rate is 17%

2025 value is $76

Step-by-step explanation:

Here, we want to determine the annual growth rate

The general equation form is;

F = l( 1 + r)^n

where F is the future value

I is the initial value

r is the growth rate

n is the numbering years

To get the growth rate, we simply equate what we have in the bracket to 1 + r

Thus;

1 + r = 1.17

r = 1.17-1

r = 0.17

0.17 is same as 17/100 which is same as 17%

Secondly, we want to get the value of the book in 2025

What we have to do here is to substitute (2025-2000) for t which is 25

We have;

V(t) = 1.50(1.17)^25

V(25) = 75.986 which is approximately 76

We will see that the annual growth rate is of 17%, and in the year 2025, the value will be $75.99.

Exponential growth functions:

A general exponential growth can be written as:

f(x) = A*(1 + r)^x

Where A is the initial value and r is the growth rate. Now we can rewrite our function to get:

V(t) = 1.50*(1 + 0.17)^t

Then you can see that the growth rate is 0.17, or 17% in percentage form (to get it just multiply it bt 100%).

To get the value of the comic book in 2025 you just need to evaluate the function in t = 25 (25 years after the 2000).

V(25) = 1.50*(1 + 0.17)^25 = 75.99

So the value in 2025 is $75.99

If you want to learn more about exponential equations, you can read:

https://brainly.com/question/11832081

Aliya loves music. She currently has 200 songs in her computer . The songs fall in five genres country, jazz, pop, rap, and rock. Find the percentage that is rock Country-40 Jazz- 18 Pop-52 Rap- 30 Rock-60

Answers

Answer: 30%

Step-by-step explanation:

There are 200 songs in total.

Out of these 200, there are 60 Rock songs.

The percentage of Rock is therefore:

= Rock / Total songs * 100%

= 60/200 * 100%

= 30%

380 KS3 students 240 KS4 students 110 KS5 students pick out 100 from all them combined estimate how many KS3 students there will be

Answers

Answer: 52

Step-by-step explanation:

KS3 students = 380

KS4 students = 240

KS5 students = 110

Total number of students = 730

Estimated number of KS3 students will be:

= 380/730 × 100.

= 52.06

= 52.

There'll be 52 KS3 students

Answer:

380 KS3 students 240 KS4 students 110 KS5 students pick out 100 from all them combined estimate how many KS3 students there will be

18 = 3 + 5x for x.

A. 1
B. 2
C. 3
D. 4

Answers

Answer:

C. 3

Step-by-step explanation:

subtract 3 from both sides

15 = 5x

Divide by 5 on both sides

3 = x

Answer:

c

Step-by-step explanation:

Can some help me with the question it’s hard

Answers

Answer: 0.73

Step-by-step explanation:

It's really easy when you think about it!

All you have to do is subtract:

$2.30 - $1.57:

0.73

If this is helpful please please please please please mark as the brainliest answer!

Have a good night!

I think it’s 0.146

The rate of change is essentially the slope

I used the coordinates (2000,1.57) and (2005,2.30) (x,y) (the year, the price)

And then find the slope which I got to 73/500 which is 0.146 in dec.

Hope it helps

What equation has a slope of 3/2 and a y intercept of 5

Answers

Answer:

[tex]y = \frac{3}{2} x + 5[/tex]

Step-by-step explanation:

[tex]y = mx + b[/tex]

m = slope

b = y intercept

[tex]y \: = \frac{3}{2} x + 5[/tex]

whats 9/20 simplified and as a percent?

Answers

Answer:

0.45

Step-by-step explanation:

In the diagram, point X is the centroid. If
EX=8, what is the length of XC ?

Answers

Answer:

16

Step-by-step explanation:

If X is the centroid that means that EC is a median along with the other lines that intersect inside the triangle. Medians drawn from a triangle have a special rule; this rule is that all medians have a 2:1 ratio between the different sections of one median. For example, EC is one median with the two sections XC and EX. Therefore XC and EX have a 2:1, with the 2 representing the longer section closest to the vertex. This means that XC is double EX, so to find XC simply double EX measurement, which is 8. So XC must equal 16.

What percentage of a dollar is the value of 1 nickel and 3 pennies?

Answers

Answer:

50%

Step-by-step explanation:

does anyone know -4 = -6? ​

Answers

Answer:

-2

Step-by-step explanation:

I'm not sure but I think you just need to make them the same

The measure of angel A is 55° and is complementary to the measure of angle B. If the measure or angle B is X , what is the value of x?

Answers

Answer:

45 or least

Step-by-step explanation:

I'm guessing that the angel is acute

6th grade Math
Please solve!

Answers

Answer: 15. $180

16. b. $550

a. ?

Step-by-step explanation:

write an equation of the line that passes through the points (1, 2) and (-2, 5)

Answers

Answer:

y=-1x+3

y-2=3(x-1)

Step-by-step explanation:

Slope: -1

y-intercept: 3

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