Question

If 9a + 8 = 26, find the value of 9a - 8.​

Answer 1

Answer:

$9a + 8 = 26 \\ \\ 9a = 26 - 8 \\ \\ 9a = 18 \\ \\ a = \frac{18}{9} \\ \\ a = 2$

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So,

a=2

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$9a - 8 \\ \\ = (9 \times 2) - 8 \\ \\ = 18 - 8 \\ \\ = 10$