3u+9-11u=-23

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Solution for 3u+9-11u=-23 equation:


Simplifying
3u + 9 + -11u = -23

Reorder the terms:
9 + 3u + -11u = -23

Combine like terms: 3u + -11u = -8u
9 + -8u = -23

Solving
9 + -8u = -23

Solving for variable 'u'.

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

Add '-9' to each side of the equation.
9 + -9 + -8u = -23 + -9

Combine like terms: 9 + -9 = 0
0 + -8u = -23 + -9
-8u = -23 + -9

Combine like terms: -23 + -9 = -32
-8u = -32

Divide each side by '-8'.
u = 4

Simplifying
u = 4

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