(3x+15)+(4x+13=)

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Solution for (3x+15)+(4x+13=) equation: 



(3x+15)+(4x+13=)

We move all terms to the left:

(3x+15)+(4x+13-())=0

We get rid of parentheses

3x+(4x+13-())+15=0



We calculate terms in parentheses: +(4x+13-()), so:

4x+13-()

We add all the numbers together, and all the variables

4x

Back to the equation:

+(4x)



We add all the numbers together, and all the variables

7x+15=0

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

7x=-15

x=-15/7

x=-2+1/7

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