Question

If 9(x-1) =
(x+1),if x=8​

Answer 1

Answer:

$9(x - 1) = x + 1 \\ 9x - 9 = x + 1 \\ 9x - x = 1 + 9 \\ 8x = 10 \\ x = \frac{10}{8} \\ x = \frac{5}{4}$

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