3u+4=3u-5

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Solution for 3u+4=3u-5 equation:


3u+4=3u-5

We simplify the equation to the form, which is simple to understand 
3u+4=3u-5

We move all terms containing u to the left and all other terms to the right. 
+3u-3u=-5-4

We simplify left and right side of the equation. 
u=-9

0=-9

The left and right sides are not equal, therefore there is no solution. This equation is invalid.

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