3-3u-3u=9-3u

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Solution for 3-3u-3u=9-3u equation:



3-3u-3u=9-3u
We move all terms to the left:
3-3u-3u-(9-3u)=0
We add all the numbers together, and all the variables
-3u-3u-(-3u+9)+3=0
We add all the numbers together, and all the variables
-6u-(-3u+9)+3=0
We get rid of parentheses
-6u+3u-9+3=0
We add all the numbers together, and all the variables
-3u-6=0
We move all terms containing u to the left, all other terms to the right
-3u=6
u=6/-3
u=-2

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