7(u-4)-6=-5(-2u+4)-7u

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Solution for 7(u-4)-6=-5(-2u+4)-7u equation:



7(u-4)-6=-5(-2u+4)-7u
We move all terms to the left:
7(u-4)-6-(-5(-2u+4)-7u)=0
We multiply parentheses
7u-(-5(-2u+4)-7u)-28-6=0
We calculate terms in parentheses: -(-5(-2u+4)-7u), so:
-5(-2u+4)-7u
We add all the numbers together, and all the variables
-7u-5(-2u+4)
We multiply parentheses
-7u+10u-20
We add all the numbers together, and all the variables
3u-20
Back to the equation:
-(3u-20)
We add all the numbers together, and all the variables
7u-(3u-20)-34=0
We get rid of parentheses
7u-3u+20-34=0
We add all the numbers together, and all the variables
4u-14=0
We move all terms containing u to the left, all other terms to the right
4u=14
u=14/4
u=3+1/2

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