Math, asked by ball79, 1 year ago

8+7(x-1)=22 this only question

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Answered by amankumaraman11

6

$8 + 7(x - 1) = 22 \\ 8 + 7x - 7 = 22 \\ 7x + 1 = 22 \\ 7x = 21 \\ x = \frac{21}{7} \\ x = 3$

ball79: were does 8goes

amankumaraman11: 8 is subtracted by 7 (obtained by multiplying -7 with x+1

amankumaraman11: sorry ! -7(obtained by multiplying +7 with x-1)

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