-23=-8+3u

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Solution for -23=-8+3u equation:


Simplifying
-23 = -8 + 3u

Solving
-23 = -8 + 3u

Solving for variable 'u'.

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

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

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

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

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

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

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

Simplifying
u = -5

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