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Unit 1: Expressions and Equations Review Name: _____________________
1. What is the pattern of these exponents
(x9)(x4) = x13
(x10)(x12) = x22
(x7)(x15) = x22
2.
3.
4.
5.
6. (t6)(t)(tk)
7. 0.4x + 9.2 = 10
8. 42
1
4
1t
9. 15m – 30 – 6m = 6
10. 3(4m - 3) - 6m = 9
11. 3x + 7 = x – 15
12. -5(3x + 1) = 6x + 2
13. 3
2
5
4
5
2x x
14. 5x + 4 – 7x = 5 + x – 13
15. 9x – 4 = 4(x-1) – 5x + 4
16.
17. (2x2y)(5x-2y3)
18.
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