x=4(x+5)+5(x+12)

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Solution for x=4(x+5)+5(x+12) equation:



x=4(x+5)+5(x+12)
We move all terms to the left:
x-(4(x+5)+5(x+12))=0
We calculate terms in parentheses: -(4(x+5)+5(x+12)), so:
4(x+5)+5(x+12)
We multiply parentheses
4x+5x+20+60
We add all the numbers together, and all the variables
9x+80
Back to the equation:
-(9x+80)
We get rid of parentheses
x-9x-80=0
We add all the numbers together, and all the variables
-8x-80=0
We move all terms containing x to the left, all other terms to the right
-8x=80
x=80/-8
x=-10

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