-40=4x-4(5x-22)

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Solution for -40=4x-4(5x-22) equation:



-40=4x-4(5x-22)
We move all terms to the left:
-40-(4x-4(5x-22))=0
We calculate terms in parentheses: -(4x-4(5x-22)), so:
4x-4(5x-22)
We multiply parentheses
4x-20x+88
We add all the numbers together, and all the variables
-16x+88
Back to the equation:
-(-16x+88)
We get rid of parentheses
16x-88-40=0
We add all the numbers together, and all the variables
16x-128=0
We move all terms containing x to the left, all other terms to the right
16x=128
x=128/16
x=8

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