55=-2(3x+5)-7(-8x+5)

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Solution for 55=-2(3x+5)-7(-8x+5) equation:



55=-2(3x+5)-7(-8x+5)
We move all terms to the left:
55-(-2(3x+5)-7(-8x+5))=0
We calculate terms in parentheses: -(-2(3x+5)-7(-8x+5)), so:
-2(3x+5)-7(-8x+5)
We multiply parentheses
-6x+56x-10-35
We add all the numbers together, and all the variables
50x-45
Back to the equation:
-(50x-45)
We get rid of parentheses
-50x+45+55=0
We add all the numbers together, and all the variables
-50x+100=0
We move all terms containing x to the left, all other terms to the right
-50x=-100
x=-100/-50
x=+2

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