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Math Word Problems - GED, PSAT, SAT, ACT, GRE Preparation
1.7 Equations and Expressions
Q 1
: Simplify: 8z + 8y + 3z
11z + 8y
24z + 8y
16zy + 3z
24z
^{2}
+ 8y
Q 2
: Simplify: -8+8x1
1
0
-8
9
Q 3
: Rewrite using the distributive property in reverse: ab + 3b
3ab
^{2}
b(a + 3)
a(3 + b)
b(a + 3)
Q 4
: (-27+4)x1 = ____?
23
32
-32
-23
Q 5
: (-24(-3 + 3)) = 18(4 - 2)
false
true
insufficient information
Q 6
: Simplify: 6(3k + 2k)
15k
30k
^{2}
20k
30k
Q 7
: Rewrite using the distributive property in reverse: 9 x 3 + 9 x 4
3(9 + 4)
9+3+4
3x4x9
9(3 + 4)
Q 8
: Write an equation for:
Sean bought 15 notebooks. He spent $30. How many notebooks did he buy?
n = 30 - 15
n + 15 = 30n
15n = 30
30n = 15
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