30=2(-x-10)+3x

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Solution for 30=2(-x-10)+3x equation:



30=2(-x-10)+3x
We move all terms to the left:
30-(2(-x-10)+3x)=0
We add all the numbers together, and all the variables
-(2(-1x-10)+3x)+30=0
We calculate terms in parentheses: -(2(-1x-10)+3x), so:
2(-1x-10)+3x
We add all the numbers together, and all the variables
3x+2(-1x-10)
We multiply parentheses
3x-2x-20
We add all the numbers together, and all the variables
x-20
Back to the equation:
-(x-20)
We get rid of parentheses
-x+20+30=0
We add all the numbers together, and all the variables
-1x+50=0
We move all terms containing x to the left, all other terms to the right
-x=-50
x=-50/-1
x=+50

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