7(1-3x)=7(4-6x)

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Solution for 7(1-3x)=7(4-6x) equation: 



7(1-3x)=7(4-6x)

We move all terms to the left:

7(1-3x)-(7(4-6x))=0

We add all the numbers together, and all the variables

7(-3x+1)-(7(-6x+4))=0

We multiply parentheses

-21x-(7(-6x+4))+7=0



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

7(-6x+4)

We multiply parentheses

-42x+28

Back to the equation:

-(-42x+28)



We get rid of parentheses

-21x+42x-28+7=0

We add all the numbers together, and all the variables

21x-21=0

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

21x=21

x=21/21

x=1

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