3(u-4)-3=-5(-2u+6)-u

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Solution for 3(u-4)-3=-5(-2u+6)-u equation:



3(u-4)-3=-5(-2u+6)-u
We move all terms to the left:
3(u-4)-3-(-5(-2u+6)-u)=0
We multiply parentheses
3u-(-5(-2u+6)-u)-12-3=0
We calculate terms in parentheses: -(-5(-2u+6)-u), so:
-5(-2u+6)-u
We add all the numbers together, and all the variables
-1u-5(-2u+6)
We multiply parentheses
-1u+10u-30
We add all the numbers together, and all the variables
9u-30
Back to the equation:
-(9u-30)
We add all the numbers together, and all the variables
3u-(9u-30)-15=0
We get rid of parentheses
3u-9u+30-15=0
We add all the numbers together, and all the variables
-6u+15=0
We move all terms containing u to the left, all other terms to the right
-6u=-15
u=-15/-6
u=2+1/2

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