138=4(1-7x)-6

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Solution for 138=4(1-7x)-6 equation: 



138=4(1-7x)-6

We move all terms to the left:

138-(4(1-7x)-6)=0

We add all the numbers together, and all the variables

-(4(-7x+1)-6)+138=0



We calculate terms in parentheses: -(4(-7x+1)-6), so:

4(-7x+1)-6

We multiply parentheses

-28x+4-6

We add all the numbers together, and all the variables

-28x-2

Back to the equation:

-(-28x-2)



We get rid of parentheses

28x+2+138=0

We add all the numbers together, and all the variables

28x+140=0

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

28x=-140

x=-140/28

x=-5

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