7x=-13x+80+2(5x+20)

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Solution for 7x=-13x+80+2(5x+20) equation: 



7x=-13x+80+2(5x+20)

We move all terms to the left:

7x-(-13x+80+2(5x+20))=0



We calculate terms in parentheses: -(-13x+80+2(5x+20)), so:

-13x+80+2(5x+20)

determiningTheFunctionDomain
-13x+2(5x+20)+80

We multiply parentheses

-13x+10x+40+80

We add all the numbers together, and all the variables

-3x+120

Back to the equation:

-(-3x+120)



We get rid of parentheses

7x+3x-120=0

We add all the numbers together, and all the variables

10x-120=0

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

10x=120

x=120/10

x=12

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