6x+2(7x-20)=140

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Solution for 6x+2(7x-20)=140 equation: 



6x+2(7x-20)=140

We move all terms to the left:

6x+2(7x-20)-(140)=0

We multiply parentheses

6x+14x-40-140=0

We add all the numbers together, and all the variables

20x-180=0

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

20x=180

x=180/20

x=9

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