3u+8=11

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Solution for 3u+8=11 equation: 


Simplifying
3u + 8 = 11

Reorder the terms:
8 + 3u = 11

Solving
8 + 3u = 11

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 = 11 + -8

Combine like terms: 8 + -8 = 0
0 + 3u = 11 + -8
3u = 11 + -8

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

Divide each side by '3'.
u = 1

Simplifying
u = 1

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