12-21-3x5

What is the answer to this Order of operation question

Answers

Answer 1

Answer:

-24

Step-by-step explanation:

first multiply -3 and 5 to get -15

so it will be 12-21-15 then subtract 12-21 and you get -9

then do -9-15=24  

hope this helps :)

Answer 2
Follow the rule pemdas

So for this multiplication goes first (3x5) = 15

Then we are left with (12-21-15)*left to right*

So (12-21) =-9

Finally we are left with (-9-15) = -24

The answer is -24


Related Questions

Find the midpoint of the line segment connecting the two points (5,-3) (-4,7)

Answers

Answer:

The answer is

[tex]( \frac{1}{2} \: , \: 2)[/tex]

Step-by-step explanation:

The midpoint M of two endpoints of a line segment can be found by using the formula

[tex]M = ( \frac{x1 + x2}{2} , \: \frac{y1 + y2}{2} )[/tex]

where

(x1 , y1) and (x2 , y2) are the points

From the question the points are

(5,-3) and (-4,7)

The midpoint is

[tex]M = ( \frac{5 - 4}{2} , \: \frac{ - 3 + 7}{2} ) \\ = ( \frac{1}{2} \: , \: \frac{4}{2} )[/tex]

We have the final answer as

[tex]( \frac{1}{2} \: , \: 2)[/tex]

Hope this helps you

What is the solution to this equation?
X+ 7 = -8

A. X= -1
B. x= 1
C. x= -15
D. x = 15

Answers

Answer:

your answer is option C.. X equal to -15

Step-by-step explanation:

x=-8-7

x= -15

hope this helped you

please mark as the brainliest (ㆁωㆁ)

Answer:

X is C

Step-by-step explanation:

-15 + 7 = -8. hope this helped

How many cans of each type of paint does Marc have left for day 3

Answers

The answer is 2 because it just is

Answer: how many cans did he have to begin with?

Step-by-step explanation:

3w+4w-2=12 solve equation

Answers

Answer:

W= 2

Step-by-step explanation:

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

I need help please. ​

Answers

Answer:

$3.06

Step-by-step explanation:

$26.50+$9.50=36

$36.00+8.5%=39.06

A 2000-kilogram sports car accelerates at a rate of 30 meters per second squared. The velocity of the car is v = at, where a is acceleration in meters per second squared, and t is time in seconds. The kinetic energy of the car is K E = one-half m v squared, where m is the mass in kilograms. Which function represents the kinetic energy of the car after accelerating for t seconds?

Answers

Answer: D

KE = 900,000t2

Step-by-step explanation:

In circle V. r= 14ft.
What is the area of circle V?
14Tr ft2
28tt ft2
49tt ft2
196 ft2

Answers

Answer :

Radius of circle = 14ft

We have to find the area of circle[tex].[/tex]

Area of circle of radius R is given by

A = π × R²

⇒ A = π × R²

⇒ A = π × (14ft)²

A = 196π ft²

✪ Learn More :

Area of sqaure : (side)²

Area of rectangle = l × b

Area of triangle = 1/2 × b × p

Identify the range of the function shown in the graph.

Answers

B. The highest point y is equal to is 5 and the lowest is -5

Answer:

B

Step-by-step explanation:

I got it correct on A P E X

what is 1/2 add 1/5
PLEASE HELP

Answers

Answer:

1/2+1/5=7/10

Step-by-step explanation:

1/2=5/10

1/5=2/10

2/10+5/10=7/10

Answer:

0.7 or 7/10

Step-by-step explanation:

When adding fractions they always need to have the same denominators,and the one they both have similar to is being equal to 10.

1/2 will get multiply with 5 on the numinator and the denominator having you get a fraction of 5/10.

You will do the same with 1/5 multiply it with 2 on the numinator and denominator having you get  5/10.

Since the dneominators are the same you keep it 10,and just add 5 and 2. Giving you a answer of 7/10

Find a · b.
a = −5, 1 / 2 ,
b = −5, 6

Answers

Answer:

a · b  = 28 units

Step-by-step explanation:

Given vectors

a = (-5, 1/2)

b = (-5, 6)

The scalar or dot product of the two vectors, given by a · b is

a · b  = (-5, 1/2) · (-5, 6)

To solve this, multiply the first term in a with the first term in b and add the result to the product of the second term in a and the second term in b. i.e

a · b  = (-5 x -5) +  (1/2 x 6)

a · b  = 25 + 3

a · b  = 28

Therefore, the dot product of a and b is

a · b  = 28 units

Nancy buys 16 ounces of ice cream. Every
night after dinner, she eats three ounces. How
much ice cream will be left after four nights?
Make your own function table to solve.

Answers

Answer:

Hopefully you can read it

Step-by-step explanation:

4(-8x + 5) - (-33x - 26) =

Answers

4(-8x + 5) - (-33x - 26) =-32x + 20 + 33x + 26=                      (distributive)-32x  + 33x + 26 + 20=                     (combine like terms)  x + 46

Hope it helps.

Simplify the expression: 4(9c − 7)

Answers

Answer:

36c - 28

Step-by-step explanation:

4(9c − 7)

Distribute

4 * 9c - 4*7

36c - 28

Thom’s restaurant bill is $45 and he leaves a 20 percent tip. What is the total cost for Thom’s meal?

Answers

Answer: $54

Step-by-step explanation:

Thom's bill is $45 and leaves a 20% tip. So you add 45+20%=54

Answer:

54

Step-by-step explanation:

Edge 2021

what is the slope of the line below -3,2 3,2

a. negative
b.undefined
c. positive
d.zero

Answers

Answer:

0

Step-by-step explanation:

let (-3,2) be (x1,y1)

and(3,2)be(x2,y2)

Now,

slope = y2-y1/x2-x1

=2-2/3-(-3)

=0/3+3

=0/6

therefore slope=0

is 1 11/17 a rational number

Answers

Answer:

yes

Step-by-step explanation:

Rational numbers are integers, fractions, decimals, and whole numbers.

What is the Difference between 8 and -4

Answers

Answer:

One is postive and the other is negative but both are integers and whole numbers

Step-by-step explanation:

Answer:

12

Step-by-step explanation:

difference=minus

8-(-4)

8+4=12

7 [ 3 • ( -2 ) -6 ] = ?

Answers

7[3•(-2)-6] = -84

Mark As Brainliest**

HURRY!!!!

Rigid transformation test

will give 15 points

solve these two questions please


Answers

I think one is c And 2 I think is a I just use the desmos graphing calculator at desmos.com

i need help with these few questions please i will make you BRAINLIEST

Answers

Answer:

4a)74.692

4b)530.809

4c)1,207.034

5) i think both, they are just saying them in standard form and expanded form(Amy)

Step-by-step explanation:

plz help. Write the fraction in lowest terms.

[tex] \frac{12}{30} [/tex]

Answers

Answer: 0.4

12/30 > 2/5 or .4

Answer:

2/5

Step-by-step explanation:

[tex] \frac{12}{30} = \frac{2 \times 6}{5 \times 6} = \frac{2}{5} \\ [/tex]

Determine the lowest common denominator and solve the calculation 6/9 -2/3 show work

Answers

Answer:

Step-by-step explanation:

6/9 - 6/9 = 0

ej bisects def, m dej-5x+7, m JEF=8x-8. find x

Answers

Answer:

x = 5

Step-by-step explanation:

The information given has been sketched out in the attachment below.

Line segment EJ is an angle bisector of angle DEF. Therefore, m<DEJ = m<JEF.

The equation to find x would be expressed as follows:

5x + 7 = 8x - 8

Subtract 5x from each side (subtraction property of equality)

5x + 7 - 5x = 8x - 8 - 5x

5x - 5x + 7 = 8x - 5x - 8

0 + 7 = 3x - 8

7 = 3x - 8

Add 8 to both sides of the equation (addition property of equality)

7 + 8 = 3x - 8 + 8

15 = 3x

Divide both sides by 3

15/3 = 3x/3

5 = x

x = 5

Find the value of h(-67) for the function below. h(x) = -49x − 125

Answers

Answer:

h(-67) = 3158

Step-by-step explanation:

Simply plug in -67 for x:

h(-67) = -49(-67) - 125

h(-67) = 3283 - 125

h(-67) = 3158

Answer: h(-67) = 3158

Step-by-step explanation:

-49(-67)-125

3283-125

3158

Solve the system by graphing.

2x + 3y = 6
6x= -9y + 18

Answers

Answer:y= -2x/3 + 2

Step-by-step explanation:

The answer is I pretty sure A

3:5. Then, it sold four times as many fiction books and 40%

more cartoon books. As a result, it sold 800 more fiction books

than cartoon books. How many fiction and cartoon books were

sold altogether in the end?

Answers

Complete question:

A book shop sold fiction books and cartoon books at a ratio of 3:5. Then, it sold four times as many fiction books and 40% more cartoon books. As a result, it sold 800 more fiction books than cartoon books. How many fiction and cartoon books were sold altogether in the end?

Answer:

3040

Step-by-step explanation:

Given the following :

Sales ratio = 3:5 (fiction : cartoon)

Let total number of books sold = x

Fiction books = 3x

Cartoon books = 5x

Four times as many fiction books = 4 × fiction books = 4*(3x) = 12x - - - (1)

40% more cartoon books = 40/100 = 0.4

5x(1.40) = 7x - - - (2)

As a result, 800 more fiction books than cartoon :

Fiction - cartoon = 800

12x - 7x = 800

5x = 800

x = 160

Substitute x into (1) and (2)

Fiction books : 12(160) = 1920

Cartoon books : 7(160) = 1120

1920 + 1120 = 3,040

The cost of the lunches for the field trip can be represented by the expression Identity the values to make these expressions true Expand 29 to create an equivalent expression with fiendly numbers Distribute the Evaluate the multiplication 80 +36 +24​

Answers

Answer:

Expand 29 to create an equivalent expression with friendly numbers.

4(20+9) + 4(6)

Distribute the 4.

4(20)+ 4(9)+4(6)

Evaluate the multiplication

80 + 36 + 24 = 140

Step-by-step explanation:

i just took the assignment.

i hope this helps : ))

Answer:

A-20 + 9

A-4(20)+4(9)+4(6)

A-140

Step-by-step explanation

just did the assigment good luck <3

i’ll give a thanks if you answer just need some help probably gonna be my last question

Answers

Answer:

Area is the quantity that expresses the extent of a two-dimensional figure or shape or planar lamina, in the plane. ... In mathematics, the unit square is defined to have area one, and the area of any other shape or surface is a dimensionless real number. Hope this help :)

Step-by-step explanation:

Answer:

See below.

Step-by-step explanation:

what property is 13+(7+29)=(13+7)+29

Answers

Answer:

associative property

Step-by-step explanation:

grouping changes

Write each decimal in words. 4. 0.8 5. 400.29 6. 0.0306

Answers

Answer: four, zero, eighty five, four hundred and two hundred ninety six hundredth, zero and three hudred and six thousandsths  

Step-by-step explanation:

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