4(2+7x)-7x=155

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Solution for 4(2+7x)-7x=155 equation: 



4(2+7x)-7x=155

We move all terms to the left:

4(2+7x)-7x-(155)=0

We add all the numbers together, and all the variables

4(7x+2)-7x-155=0

We add all the numbers together, and all the variables

-7x+4(7x+2)-155=0

We multiply parentheses

-7x+28x+8-155=0

We add all the numbers together, and all the variables

21x-147=0

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

21x=147

x=147/21

x=7

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