Simplify.15 + (-18) + 13 + (-3) + 8 + (-20)

A. -31
B. -77
C. 5
D. -5


Answer: D

Mathematics

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A. 0.6223 B. 0.63 C. 0.62 D. 0.622

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A 12-foot ladder will be used to paint the exterior of a house.The foot of the ladder needs to be 3.7 feet from the base of the house.What is the maximum height the ladder will reach?

What will be an ideal response?

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Name the property illustrated by the sentence.-3(x + y) = -3x - 3y

A. Distributive property B. Associative property of addition C. Commutative property of multiplication D. Multiplicative identity property

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Solve the problem.Bob finds that the cost of driving his truck is 56 cents per mile. Give a numerical representation, in the form of a table, for a function f that computes the cost in dollars of driving x miles. Let 

A. .
B. .

C. .

D. .

Mathematics