(7x)=(3x+20)

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Solution for (7x)=(3x+20) equation: 



(7x)=(3x+20)

We move all terms to the left:

(7x)-((3x+20))=0



We calculate terms in parentheses: -((3x+20)), so:

(3x+20)

We get rid of parentheses

3x+20

Back to the equation:

-(3x+20)



We get rid of parentheses

7x-3x-20=0

We add all the numbers together, and all the variables

4x-20=0

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

4x=20

x=20/4

x=5

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