what is x equal in -9x+1=28

Answers

Answer 1

Answer:

x = -3

Step-by-step explanation:

Isolating  the variable x is the first thing you always want to do in algebric expressions


Related Questions

The model represents the equation 3x – 2 < 4. What is the solution for this inequality? x < 2 x < 6 x < -2 x < -3

Answers

Answer:

the answer is x<2

Step-by-step explanation:

lol

Answer:

x<2

Step-by-step explanation:

3x-2+2<4-+2

3/3x<6/3

x<2

ur welcome ;)

Write an equation for the line with a y-intercept of
5 that is parallel to the line with equation
y=-3/4x+ 2.

Answers

Answer:

The answer to the question provided is possibly [tex]y = - \frac{3}{4} x + 2[/tex].

The equation for the line graphed
y-7.5x
y -7.5x
y=70x
y -70

HELP PLS

Answers

Answer:

y=7.5x

Step-by-step explanation:

Which expression is equal to (look at pic)

Answers

Answer: i think C sorry if i get it wrong :)

Step-by-step explanation:

what is the range of the function f(x)=7-3x when the domain is {-4, -2, 0, 2}?

Answers

Answer: 19

Step-by-step explanation:

What type of triangle, if any can be formed with angle measurements of 32 degrees,126 degrees, and 32 degrees?

Answers

There can’t be one formed because all sides of a triangle add up to 180 but when you add that it adds to 190 there for it will not make a triangle

70 students at a school were asked to complete a survey about the location of their next field trip.
28 students chose the zoo and 33 students chose the amusement park.
The remaining students did not complete the survey.
here ya go

Answers

Answer: 28 + 33 = 61

so

28/61 x100

=45.9% (1dp)

Step-by-step explanation:

How many solutions are there for the system shown below?
x2 + y2 = 25
x-y2= -5
A. 4
B. 1
C. 2
D. 3

Answers

Answer:

i think maybe A hope this helps

Step-by-step explanation:

Answer:

3

Step-by-step explanation:

A

P

E

X

if shaun plays 1 game with mike and then 1 game with tim, what is the probability that shaun loses both games

Answers

Answers did you ever get this awnser??

Step-by-step explanation:

HELPP MEE PLZZZ
Subtract. y-11/4y - 5y/6y^2?

Answers

the answer is 3y-43/12y

Answer:B

Step-by-step explanation:

PLEASE HELP!!! 30 POINTS!!! NEED ANSWERS. WILL MARK BRAINIEST. FLAGGING NON RELEVANT ANSWER Follow the directions to convert the analog sound wave into a digital signal. The lines on the grid intersect at various points (x,y). For each whole number value of X, find the intersection point that is closest to the wave. Draw a small circle on that point, and record it’s Y value. The circles for the X values 0 through 3 are already done for you. Draw circles for the X values four through18. Write down all 19 Y values obtained by sampling the wave

Answers

Answer:

y-values of sampled wave:

0, 5, 5, -3, -5, -3, 2, 0, 0, -1, -2, 1, 1, -1, -1, -2, 2, 3, -1

Step-by-step explanation:

My teacher told me to put a dot on very cross or intersection that the line is on.

State if the number
is an integer, rational, irrational, or not a real number,
irrational
not a real number
rational
integer

Answers

Answer:

√43/8 can not be a rational number. Because the numerator of the fraction is not an integer.

Therefore, option C i.e. irrational is correct.

Step-by-step explanation:

What is a rational number?

We know that a rational is a number that can be expressed in the form of a fraction p/q of two integers p and q.

Where

p is a numerator q is a non-zero denominator

Given the number

√43/8

here

The denominator 8 is an integer but the nominator √43 is not an integer.

So,

√43/8 can not be a rational number. Because the numerator of the fraction is not an integer.

Therefore, option C i.e. irrational is correct.

i need help on this question

Answers

Answer:

v = 16.5

Step-by-step explanation:

Eugene wants to buy jeans at a store that is giving $10 off everything. The tag on the
Jeans is marked 50% off. The original price is $49.98.

a. Find the total cost if the 50% discount is applied before the $10 discount.

b. Find the total cost if the $10 discount is applied before the 50% discount

Answers

Answer: a= $24.99

              b= $39.98

I hope this helps

Step-by-step explanation:

can someone help me with this

Find the GCF of 27 and 45 using lists of factors

Answers

Answer:

I think this answer

1.Factors of 27 are {1,3,9,27)

2.Factors of 45 are {1,3,5,9,15,45)

3.Common factors are {1,3,9

the biggest common factor number is the gcf number. So the greatest commen factor 27&45 is 9

1) through: (0, 4) and (4, 3) ​

Answers

m=-1/4 this is the answer

Write down in terms of n,

Answers

A) is counting down by 3
B) is counting up by 5

plzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz help

Answers

Answer:

the answer is B

Step-by-step explanation:

What is the area of the real object that the scale drawing models?
Scale factor: 1:5
Area =
12 square cm
Scale drawing
Object

Answers

Answer:

60

Step-by-step explanation:

12 x 5 = 60

The area of the real object that the scale drawing models will be 300 square cm. Thus, the correct answer is option (A).

Given:

For Object
Scale factor: 1:5

For Scale drawing

Area = 12 square cm

The scale factor of 1:5 means that every unit on the scale drawing represents 5 units in the real object.

Since area is a two-dimensional measurement, the scale factor for area will be the square of the linear scale factor.

Here, the linear scale factor is 1:5, which means that each unit on the scale drawing represents 5 units in the real object.

Therefore, the area scale factor will be (1:5)² = 1:25.

If the area of the scale drawing is 12 square cm, then the area of the real object that the scale drawing models will be 12 × 25 = 300 square cm.

Therefore, the correct answer is:

A. 300 square cm.

Learn more about the scale images here:

brainly.com/question/13194929

#SPJ4

can u tell me the answers? please quick

Answers

Answer:

abcd not sure about e but e is irrational

Step-by-step explanation:

rational numbers are any finite number or decimal that doesn't terminate

a b c d are rational e is not

simplify 4•3^2-3+5•2

Answers

Answer:

21316

Step-by-step explanation:

sorry if im wrong i tried

Answer: 43

Step-by-step explanation:

Use PEMDAS: Parentheses, Exponents, Multiplication and Division, Addition and Subtraction.

4 × 3² - 3 + 5 × 2

Exponents

4 × 9 - 3 + 5 × 2

Multiplication

36 - 3 + 10

Addition

36 + 7

43

Hope this helped!

Jeremiah opened a savings account with a one-time deposit of $500. His savings account will pay a 5% simple interest per year. His brother, Brian, opened another savings account with a one-time deposit of $200. Brian’s savings account will pay 3% compounded annually. Who would earn more interest, to the nearest dollar, in 2 years?

A. Brian will make $12.00 more than Jeremiah.

B. Jeremiah will make $38 more than Brian.

C. Jeremiah will make $50 more than Brian.

D. Brian will make $212 more than Jeremiah. ​

Answers

Answer:

b

Step-by-step explanation:

Answer:

jhkunubnui

Step-by-step explanation:

What is the coefficient in the expression 15y + 5

Answers

Answer:

15

Step-by-step explanation:

If helpful, please give 5 star, thanks, and brainliest!

-20 because 15 it’s ro moved

Please help it due ASAP
Show workings!

Answers

Answers:

AQ = 8

QD = 4

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

Explanation:

A median goes from a vertex to the midpoint of the opposite side. The medians of this triangle are segments AD, BE, and CF.

The three medians intersect at the centroid. The centroid cuts the median AD such that

AQ is 2/3 as long as ADQD is 1/3 as long as AD

Note how 2/3+1/3 = 3/3 = 1

Since AD = 12, we know that

AQ = (2/3)*AD = (2/3)*12 = 8QD = (1/3)*AD = (1/3)*12 = 4

As a check,

AQ+QD = 8+4 = 12 = AD

So AQ+QD = AD is a true equation.

find what x is...
0.5x-8=12​

Answers

Answer:

x = 40

Step-by-step explanation:

Isolate the variable by dividing each side by factors that don't contain the variable.

Answer:

So first you would do 12+8=20

Then you would do 20÷0.5=40

Now you want to check your answer

0.5x40=20 and 20-8=12

So x=40

Step-by-step explanation:

Plz answer 3.2x+0.2^2-5=0

Answers

Answer:

Hope it works for u

Step-by-step explanation:

As given,   3.2x+0.2^2-5=0  we have to find value of x

3.2x+0.04-5=0

3.2x-4.96=0

3.2x=4.96

x=4.96/3.2

x=1.55 Ans....

Answer:

x=31/20 (as a fraction)

Step-by-step explanation:

Which graph represents the function below?

Answers

Answer=last one





Good luck

Elizabeth plans on buying a new car for $25,000. The model she is looking at depreciates at a rate of 8.5% per year. Elizabeth plans on keeping the car for t years, or as long as it is worth more than $15,000.

Create the inequality that represents the amount of time Elizabeth will own the car, and then use it to answer the question below.

_______ ( ___ ) ^ t > _______
25,000____0.85______25,000

9,150 _____0.915_______9,150

8,500_____0.085_______8,500

15,000_____0.25_______15,000

Answers

Answer:

(25,000)(0.915)^t > 15,000

Step-by-step explanation:

Answer:

Here is a photo for it,

Step-by-step explanation:

A summer biathalon-style race requires running a certain distance, and then biking a distance 2 miles more than the length of the run. One athlete has a running speed of 6 miles per hour, and a biking speed of 10 miles per hour, and completes the event in 90 minutes. How long, in miles, is each segment of the race

Answers

Answer:

The run is 4.875 miles long, while, the bike is 6.875 miles long.

Step-by-step explanation:

Let d = running distance and d' = biking distance.

Given that d' = d + 2 and v = running speed = 6 mph and v' = biking speed = 10 mph.

Since time, t = distance/speed, running time, t = running distance/running speed = d/6 and biking time, t' = biking distance/biking time = d'/10 = (d + 2)/10.

Since the total time, t" = 90 minutes = 1.5 hours,

t + t' = t"

So, d/6 + (d + 2)/10 = 1.5

multiplying through by the L.C.M, 30, we have

30 × d/6 + 30 ×(d + 2)/10 = 30 × 1.5

5d + 3(d + 2) = 45

expanding the brackets, we have

5d + 3d + 6 = 45

collecting like terms, we have

8d = 45 - 6

8d = 39

d = 39/8

d = 4.875 miles

d' = d + 2 = 4.875 + 2 = 6.875 miles

So, the run is 4.875 miles long, while, the bike is 6.875 miles long.

Todd draws a diagram using for identical right triangles to form a square are shown which best describes how to use the areas of shaded triangles to begin a proof of the Pythagorean theorem

Answers

Answer: The side length of the white square is b-a, so the combined area of the four right triangles is c^2-(b-a)^2.

Step-by-step explanation: iready

Answer:C^2-(b-a)^2=4(1/2ab)

Step-by-step explanation:

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