Question 1

Multiply.
-3(3x + 5y + 2)

Accepted Answer

A)  9x + 15y + 6 
B)  9x + 5y + 6 
C)  9x + 5y + 2 
D)  9x + 15y + 2

Question 2

Evaluate -(-x) for the given value of x.
-x = 43

Accepted Answer

A)  0 
B)  43 
C)   
D)  -43

Question 3

Find an equivalent expression without parentheses.
--(8x - 2)

Accepted Answer

A)  16x 
B)  8x - 2 
C)  -8x + 2 
D)  -8x - 2

Question 4

Rewrite the division as a multiplication.
-

Accepted Answer

A)  (5x + 8)(-6) 
B)   
C)   
D)

Question 5

Solve the problem.
-In four rounds of a card game, you get scores of 2, -9, -6, and -9. What is your final score?

Accepted Answer

A)  -26 
B)  -22 
C)  26 
D)  22

Question 6

Substitute to find the value of the expression.
-A plane flies at 649 miles per hour. The time, in hours, for the plane to travel a distance of d miles is  How long will it take for the plane to travel 3245 miles?

Accepted Answer

A)  5 hr 
B)  0.20 hr 
C)  8 hr 
D)  2,106,005 hr

Question 7

Subtract.
-64.78 - 29

Accepted Answer

A)  36.28 
B)  35.88 
C)  93.78 
D)  35.78

Question 8

Convert to decimal notation.
-59

Accepted Answer

A)   
B)   
C)  0.6 
D)

Question 9

Evaluate -(-x) for the given value of x.
-x = 137

Accepted Answer

A)  137 
B)   
C)  0 
D)  -137

Question 10

Evaluate -x for the given value of x.
-x = 2.241

Accepted Answer

A)  -3 
B)  -2 
C)  -2.241 
D)  2.241

Question 11

Simplify.
-

Accepted Answer

A)  -42 
B)  -14 
C)  14 
D)  42

Question 12

Write an equivalent expression. Use a commutative law.
-y + 2

Accepted Answer

A)   
B)  2(y + 1) 
C)  2 + y 
D)  2y

Question 13

Find the absolute value.
-

Accepted Answer

A)   
B)   
C)   
D)  0

Question 14

Determine whether the statement is true or false.
--25 > -5

Accepted Answer

A) True 
 B)False

Question 15

Remove parentheses and simplify.
-6x - (9 - 3x)

Accepted Answer

A)  3x - 9 
B)  9x - 9 
C)  6x - 12 
D)  9x + 9

Question 16

Add. Do not use a number line except as a check.
-

Accepted Answer

A)   
B)   
C)   
D)

Question 17

Simplify.
-12 + (-20) - 10

Accepted Answer

A)  2 
B)  -18 
C)  42 
D)  18

Question 18

Find the reciprocal, if it exists.
-0

Accepted Answer

A)  No reciprocal 
B)  0 
C)  1

Question 19

7m - 49n + 35

Accepted Answer

A)  49(7m - n + 35) 
B)  7(m - 7n + 35) 
C)  7(m - 7n + 5) 
D)  7(m - 49n + 35)

Question 20

Subtract.
--2.9 - (-0.1)

Accepted Answer

A)  -2.8 
B)  -3 
C)  3 
D)  2.8

Exam 2: Introduction to Real Numbers and Algebraic Expressions

Multiply. -3(3x + 5y + 2)

Evaluate -(-x) for the given value of x. -x = 43

Find an equivalent expression without parentheses. --(8x - 2)

Rewrite the division as a multiplication. -

Solve the problem. -In four rounds of a card game, you get scores of 2, -9, -6, and -9. What is your final score?

Substitute to find the value of the expression. -A plane flies at 649 miles per hour. The time, in hours, for the plane to travel a distance of d miles is How long will it take for the plane to travel 3245 miles?

Subtract. -64.78 - 29

Convert to decimal notation. -59

Evaluate -(-x) for the given value of x. -x = 137

Evaluate -x for the given value of x. -x = 2.241

Simplify. -

Write an equivalent expression. Use a commutative law. -y + 2

Find the absolute value. -

Determine whether the statement is true or false. --25 > -5

Remove parentheses and simplify. -6x - (9 - 3x)

Add. Do not use a number line except as a check. -

Simplify. -12 + (-20) - 10

Find the reciprocal, if it exists. -0

7m - 49n + 35

Subtract. --2.9 - (-0.1)