23-3u=2

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Solution for 23-3u=2 equation: 


Simplifying
23 + -3u = 2

Solving
23 + -3u = 2

Solving for variable 'u'.

Move all terms containing u to the left, all other terms to the right.

Add '-23' to each side of the equation.
23 + -23 + -3u = 2 + -23

Combine like terms: 23 + -23 = 0
0 + -3u = 2 + -23
-3u = 2 + -23

Combine like terms: 2 + -23 = -21
-3u = -21

Divide each side by '-3'.
u = 7

Simplifying
u = 7

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