-7-7u=-3-3u

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Solution for -7-7u=-3-3u equation:



-7-7u=-3-3u
We move all terms to the left:
-7-7u-(-3-3u)=0
We add all the numbers together, and all the variables
-7u-(-3u-3)-7=0
We get rid of parentheses
-7u+3u+3-7=0
We add all the numbers together, and all the variables
-4u-4=0
We move all terms containing u to the left, all other terms to the right
-4u=4
u=4/-4
u=-1

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