6(u-4)-7=-7(-3u+7)-3u

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Solution for 6(u-4)-7=-7(-3u+7)-3u equation:



6(u-4)-7=-7(-3u+7)-3u
We move all terms to the left:
6(u-4)-7-(-7(-3u+7)-3u)=0
We multiply parentheses
6u-(-7(-3u+7)-3u)-24-7=0
We calculate terms in parentheses: -(-7(-3u+7)-3u), so:
-7(-3u+7)-3u
We add all the numbers together, and all the variables
-3u-7(-3u+7)
We multiply parentheses
-3u+21u-49
We add all the numbers together, and all the variables
18u-49
Back to the equation:
-(18u-49)
We add all the numbers together, and all the variables
6u-(18u-49)-31=0
We get rid of parentheses
6u-18u+49-31=0
We add all the numbers together, and all the variables
-12u+18=0
We move all terms containing u to the left, all other terms to the right
-12u=-18
u=-18/-12
u=1+1/2

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