7x+30=x+2(x+5)

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Solution for 7x+30=x+2(x+5) equation: 



7x+30=x+2(x+5)

We move all terms to the left:

7x+30-(x+2(x+5))=0



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

x+2(x+5)

We multiply parentheses

x+2x+10

We add all the numbers together, and all the variables

3x+10

Back to the equation:

-(3x+10)



We get rid of parentheses

7x-3x-10+30=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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