Expert Answers

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Solve `1/2x-8 = 7`

Isolate x, therefore add 8 to both sides.  This makes (-8) cancel on left.

`1/2x = 15` Now multiply both sides by 2, as  `1/2*2=1` 

`x = 30`

The solution is x = 30.

Check:


`(1/2)*30 - 8 = 7`

15 - 8 = 7

7 = 7

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