-5(8x-7)+18x=31x-(90+28x)-45

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Solution for -5(8x-7)+18x=31x-(90+28x)-45 equation:



-5(8x-7)+18x=31x-(90+28x)-45
We move all terms to the left:
-5(8x-7)+18x-(31x-(90+28x)-45)=0
We add all the numbers together, and all the variables
-5(8x-7)+18x-(31x-(28x+90)-45)=0
We add all the numbers together, and all the variables
18x-5(8x-7)-(31x-(28x+90)-45)=0
We multiply parentheses
18x-40x-(31x-(28x+90)-45)+35=0
We calculate terms in parentheses: -(31x-(28x+90)-45), so:
31x-(28x+90)-45
We get rid of parentheses
31x-28x-90-45
We add all the numbers together, and all the variables
3x-135
Back to the equation:
-(3x-135)
We add all the numbers together, and all the variables
-22x-(3x-135)+35=0
We get rid of parentheses
-22x-3x+135+35=0
We add all the numbers together, and all the variables
-25x+170=0
We move all terms containing x to the left, all other terms to the right
-25x=-170
x=-170/-25
x=6+4/5

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