HELP me pls !!!!!!!!!!!!!!!
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Step-by-step explanation:
2. b - 7 = 9
=> b = 9 + 7 = 16
=> b = 16
3. 2c - 1 = 14
=> c = 14 + 1 / 2
=> c = 7.5
4. 12 = d - 12
=> d = 12 - 12
=> d = 0
5. 18 = 3c
=> c = 18/3
=> c = 6
6. 2a = 7 - 4
=> a = 7 - 4 / 2
=> a = 1.5
7. 12 - 2h = 0
=> h = -12 / -2
=> h = 6
8. f - 7 = 0
=> f = 7
9.5t + 28 = 10
=> t = 10 - 28 / 5
=> t = -3.6
10. 3(n - 1) = 21
=> n = 21/3 + 1
=> n = 8
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