87-(6x+7)=6(x+9)+x

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Solution for 87-(6x+7)=6(x+9)+x equation:



87-(6x+7)=6(x+9)+x
We move all terms to the left:
87-(6x+7)-(6(x+9)+x)=0
We get rid of parentheses
-6x-(6(x+9)+x)-7+87=0
We calculate terms in parentheses: -(6(x+9)+x), so:
6(x+9)+x
We add all the numbers together, and all the variables
x+6(x+9)
We multiply parentheses
x+6x+54
We add all the numbers together, and all the variables
7x+54
Back to the equation:
-(7x+54)
We add all the numbers together, and all the variables
-6x-(7x+54)+80=0
We get rid of parentheses
-6x-7x-54+80=0
We add all the numbers together, and all the variables
-13x+26=0
We move all terms containing x to the left, all other terms to the right
-13x=-26
x=-26/-13
x=+2

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