7-3x=5(7-2x)

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Solution for 7-3x=5(7-2x) equation: 



7-3x=5(7-2x)

We move all terms to the left:

7-3x-(5(7-2x))=0

We add all the numbers together, and all the variables

-3x-(5(-2x+7))+7=0



We calculate terms in parentheses: -(5(-2x+7)), so:

5(-2x+7)

We multiply parentheses

-10x+35

Back to the equation:

-(-10x+35)



We get rid of parentheses

-3x+10x-35+7=0

We add all the numbers together, and all the variables

7x-28=0

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

7x=28

x=28/7

x=4

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