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

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



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

We move all terms to the left:

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



We calculate terms in parentheses: -(2(5x+3)), so:

2(5x+3)

We multiply parentheses

10x+6

Back to the equation:

-(10x+6)



We get rid of parentheses

7x-10x-6+3=0

We add all the numbers together, and all the variables

-3x-3=0

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

-3x=3

x=3/-3

x=-1

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