A=2b +6 a=9b-8 prove b=2

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asked Sep 5, 2024 91.6k views

1 Answer

Lot · Answer 1 · 2024-09-12T08:16:21+0000

A = 2b + 6
A = 9b - 8

since A is equal to 2b + 6, you can substitute.

2b + 6 = 9b - 8

subtract 2b from both sides

6 = 7b - 8

to isolate the variable, add 8 to both sides

14 = 7b

divide both sides by 2

b = 2

A=2b +6 a=9b-8 prove b=2

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