3u-8=-23

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Solution for 3u-8=-23 equation: 


Simplifying
3u + -8 = -23

Reorder the terms:
-8 + 3u = -23

Solving
-8 + 3u = -23

Solving for variable 'u'.

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

Add '8' to each side of the equation.
-8 + 8 + 3u = -23 + 8

Combine like terms: -8 + 8 = 0
0 + 3u = -23 + 8
3u = -23 + 8

Combine like terms: -23 + 8 = -15
3u = -15

Divide each side by '3'.
u = -5

Simplifying
u = -5

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