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10 questions
1 + (a + 3)3
a + 12
3a + 4
3a + 10
a + 9
6(-x - 2) - 4x
2x - 12
10x - 12
-2x + 12
-10x - 12
6x + 3(-2 - x) - 4
9x - 10
3x + 2
3x - 10
9x + 10
Simplify:
(3a - 15) - (9a + 2)
12a - 13
-6a - 17
12a + 13
-6a + 17
Find the sum or difference and answer in simplest form:
(6a - 11) + (-8a + 13)
2a - 2
2a + 2
14a + 24
-2a + 2
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