5x+15+3x=-9(x+4)

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Solution for 5x+15+3x=-9(x+4) equation: 



5x+15+3x=-9(x+4)

We move all terms to the left:

5x+15+3x-(-9(x+4))=0

We add all the numbers together, and all the variables

8x-(-9(x+4))+15=0



We calculate terms in parentheses: -(-9(x+4)), so:

-9(x+4)

We multiply parentheses

-9x-36

Back to the equation:

-(-9x-36)



We get rid of parentheses

8x+9x+36+15=0

We add all the numbers together, and all the variables

17x+51=0

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

17x=-51

x=-51/17

x=-3

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