3x+2x-13=7(x+4)

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Solution for 3x+2x-13=7(x+4) equation: 



3x+2x-13=7(x+4)

We move all terms to the left:

3x+2x-13-(7(x+4))=0

We add all the numbers together, and all the variables

5x-(7(x+4))-13=0



We calculate terms in parentheses: -(7(x+4)), so:

7(x+4)

We multiply parentheses

7x+28

Back to the equation:

-(7x+28)



We get rid of parentheses

5x-7x-28-13=0

We add all the numbers together, and all the variables

-2x-41=0

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

-2x=41

x=41/-2

x=-20+1/2

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