7(7x-8)=140

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Solution for 7(7x-8)=140 equation: 



7(7x-8)=140

We move all terms to the left:

7(7x-8)-(140)=0

We multiply parentheses

49x-56-140=0

We add all the numbers together, and all the variables

49x-196=0

We move all terms containing x to the left, all other terms to the right

49x=196

x=196/49

x=4

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