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

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



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

We move all terms to the left:

3(5+2x)-(-(-x+15))=0

We add all the numbers together, and all the variables

3(2x+5)-(-(-1x+15))=0

We multiply parentheses

6x-(-(-1x+15))+15=0



We calculate terms in parentheses: -(-(-1x+15)), so:

-(-1x+15)

We get rid of parentheses

1x-15

We add all the numbers together, and all the variables

x-15

Back to the equation:

-(x-15)



We get rid of parentheses

6x-x+15+15=0

We add all the numbers together, and all the variables

5x+30=0

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

5x=-30

x=-30/5

x=-6

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