7(x+10)=9(x+8)

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Solution for 7(x+10)=9(x+8) equation:



7(x+10)=9(x+8)
We move all terms to the left:
7(x+10)-(9(x+8))=0
We multiply parentheses
7x-(9(x+8))+70=0
We calculate terms in parentheses: -(9(x+8)), so:
9(x+8)
We multiply parentheses
9x+72
Back to the equation:
-(9x+72)
We get rid of parentheses
7x-9x-72+70=0
We add all the numbers together, and all the variables
-2x-2=0
We move all terms containing x to the left, all other terms to the right
-2x=2
x=2/-2
x=-1

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