7(x+10)=-6(x+10)+221

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Solution for 7(x+10)=-6(x+10)+221 equation: 



7(x+10)=-6(x+10)+221

We move all terms to the left:

7(x+10)-(-6(x+10)+221)=0

We multiply parentheses

7x-(-6(x+10)+221)+70=0



We calculate terms in parentheses: -(-6(x+10)+221), so:

-6(x+10)+221

We multiply parentheses

-6x-60+221

We add all the numbers together, and all the variables

-6x+161

Back to the equation:

-(-6x+161)



We get rid of parentheses

7x+6x-161+70=0

We add all the numbers together, and all the variables

13x-91=0

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

13x=91

x=91/13

x=7

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