-255=9(7-4x)

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Solution for -255=9(7-4x) equation:



-255=9(7-4x)
We move all terms to the left:
-255-(9(7-4x))=0
We add all the numbers together, and all the variables
-(9(-4x+7))-255=0
We calculate terms in parentheses: -(9(-4x+7)), so:
9(-4x+7)
We multiply parentheses
-36x+63
Back to the equation:
-(-36x+63)
We get rid of parentheses
36x-63-255=0
We add all the numbers together, and all the variables
36x-318=0
We move all terms containing x to the left, all other terms to the right
36x=318
x=318/36
x=8+5/6

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