DISTRIBUTIVE PROPERTY Question Preview (ID: 22828)
Lesson 7-1 Review.
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Which expression can be written as 7(c + d)?
a) 7c x 7d
b) (7 + c) x (7 + d)
c) 7c + 7d
d) (7 + c) + (7 + d)
Find the mistake in this problem: 3(x + 2) = 3x + 2
a) Should have added the 3 and the 2.
b) Should have multiplied the 3 with the 2.
c) Should have added the 3 and the x.
d) There is no mistake in this problem.
(b + 6)3 =
a) 3b + 6
b) 3b x 6
c) b + 18
d) 3b + 18
-7(e - 4) =
a) -7e + 28
b) -7e - 28
c) 7e - 28
d) 7e + 28
2/3(d - 3) =
a) 2/3d + 2
b) -2/3d - 6
c) 2/3d - 6
d) 2/3d - 2
What is the coefficient in: 3x - 18?
a) 3
b) 3x
c) x
d) 18
What is the constant in: -4x - 9?
a) -4
b) x
c) 9
d) -4x
3(x - 10) = 3x - 30 is an example of ________ Property.
a) Associative
b) Commutative
c) Distributive
d) Additive
Evaluate this expression: 12.3(9 + 4)
a) 159.9
b) 110.7
c) 49.2
d) 442.8
Admission to a museum is d dollars and a ticket for the movie is t dollars. Which expression represents the total cost of admission and a movie for p people?
a) dtp
b) p + (dt)
c) p(d + t)
d) d(p + t)
Solve 3c - 2d if c = 2 and d = 5
a) 4
b) -4
c) 16
d) -16
Solve 2(x + 13) if x = -9.
a) 44
b) 28
c) 18
d) 8
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