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Date: |
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Solve and check. |
1) 4a + 8 = 48 | 2) 6a + 11 = 89 |
3)
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5)
| 6) 17b - 29 = 39 |
7) 4p - 12 = 20 | 8)
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9)
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11) 10c + 14 = 104 | 12) 9r + 15 = 87 |
13) 11x + 9 = 130 | 14) 3p - 13 = 8 |
15) 9n - 17 = 28 | 16) 14r + 16 = 100 |
17)
| 18)
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19)
| 20) 6y + 7 = 49 |
Answers:
1) a = 10 | 2) a = 13 |
3) a = 16 | 4) z = 132 |
5) b = 28 | 6) b = 4 |
7) p = 8 | 8) k = 75 |
9) n = 77 | 10) t = 117 |
11) c = 9 | 12) r = 8 |
13) x = 11 | 14) p = 7 |
15) n = 5 | 16) r = 6 |
17) x = 24 | 18) y = 45 |
19) m = 84 | 20) y = 7 |