7(u-1)-6=-6(-5u+1)-9u

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Solution for 7(u-1)-6=-6(-5u+1)-9u equation:



7(u-1)-6=-6(-5u+1)-9u
We move all terms to the left:
7(u-1)-6-(-6(-5u+1)-9u)=0
We multiply parentheses
7u-(-6(-5u+1)-9u)-7-6=0
We calculate terms in parentheses: -(-6(-5u+1)-9u), so:
-6(-5u+1)-9u
We add all the numbers together, and all the variables
-9u-6(-5u+1)
We multiply parentheses
-9u+30u-6
We add all the numbers together, and all the variables
21u-6
Back to the equation:
-(21u-6)
We add all the numbers together, and all the variables
7u-(21u-6)-13=0
We get rid of parentheses
7u-21u+6-13=0
We add all the numbers together, and all the variables
-14u-7=0
We move all terms containing u to the left, all other terms to the right
-14u=7
u=7/-14
u=-1/2

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