3 years ago

Solve 7b 3 - 4b = 3 - 3 (b 4)

1 answer:

frez [133]3 years ago

8 0

7b + 3 - 4b = 3 - 3(b + 4)
3b + 3 = 3 - 3b - 12
3b + 3b = 3 - 12 - 3 = -12
6b = -12
b = -12/6 = -2
b = -2

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