x+-7(3x+10)=90

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Solution for x+-7(3x+10)=90 equation: 



x+-7(3x+10)=90

We move all terms to the left:

x+-7(3x+10)-(90)=0

determiningTheFunctionDomain
x-7(3x+10)-90+=0

We add all the numbers together, and all the variables

x-7(3x+10)=0

We multiply parentheses

x-21x-70=0

We add all the numbers together, and all the variables

-20x-70=0

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

-20x=70

x=70/-20

x=-3+1/2

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