7(x-10)=140

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Solution for 7(x-10)=140 equation: 



7(x-10)=140

We move all terms to the left:

7(x-10)-(140)=0

We multiply parentheses

7x-70-140=0

We add all the numbers together, and all the variables

7x-210=0

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

7x=210

x=210/7

x=30

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