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Perform the indicated operations. 1) 41 - (-44)
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# Question : Perform the indicated operations. 1) 41 - (-44) : 2152003

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.

Perform the indicated operations.

1) 41 - (-44)

A) 3

B) -85

C) 85

D) -3

2) 25 - (-13) + 14 + (-8)

A) -16

B) 34

C) -34

D) 44

3) 2(-2)

A) -40

B) -104

C) -6

D) -4

4) 10(-1)(3)(-2)

A) 9

B) -60

C) 16

D) 60

5) -36 ÷ 4

A) -9

B) 9

C) -8

D) -10

6) 5 - (13 - 14)

A) 4

B) -22

C) 6

D) -6

7) -9(9 - 44) ÷ (-63)

A) -5

B) -7

C) 5

D) 7

8) (15 - 10)2 + (1 + 3)2

A) 41

B) 35

C) 135

D) 81

9) (52(17 - 14) - 24/32 - 3)

A) 22

B) 26

C) 27

D) 44

Provide an appropriate response.

10) Insert either < or > in the blank to make a true statement: -41 ____ -80.

A) <

B) >

11) What is the difference in elevation between a plane flying 15,300 feet above sea level and a submarine traveling 650 feet below sea level?

A) 15,950 feet

B) -15,950

C) 14,650

D) -14,650

Simplify the expression.

12) |-15|

A) 30

B) 0

C) 15

D) -15

13) -|-2|

A) 4

B) -2

C) 2

D) 0

14) -(-3)

A) 3

B) 6

C) 0

D) -3

Provide an appropriate response.

15) Evaluate 9x - 4(x + 7) for x = -8.

A) -68

B) -82

C) -63

D) -71

16) Is -7 a solution of 3(x + 4) - 12 = 3x?

A) solution

B) not a solution

Solve the equation and check your proposed solution.

17) x - 12 = 18

A) {-30}

B) {-6}

C) {6}

D) {30}

18) -18 = -3y

A) {15}

B) {6}

C) {-15}

D) {2}

19) -16 = y + 6

A) {-22}

B) {22}

C) {10}

D) {-10}

20) (w/-5) = 13

A) 65

B) -65

C) 18

D) -18

SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question.

Provide an appropriate response.

21) The bar graph shows the mean area of office space, in square feet, per worker at a certain company for four selected years.

Office area per worker, A, in square feet, can be modeled by A = -5x + 320, where x is the number of years after 1990.

a) Use the formula to find the office area per worker in 2010.

b) Does the area per worker obtained in part (a) underestimate or overestimate the area displayed by the graph? By how much?

## Solution 5 (1 Ratings )

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Mathematics 8 Months Ago 61 Views