15+7x=-2(5x+3)

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Solution for 15+7x=-2(5x+3) equation: 



15+7x=-2(5x+3)

We move all terms to the left:

15+7x-(-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+15=0

We add all the numbers together, and all the variables

17x+21=0

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

17x=-21

x=-21/17

x=-1+4/17

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