13=u+11

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Solution for 13=u+11 equation:


Simplifying
13 = u + 11

Reorder the terms:
13 = 11 + u

Solving
13 = 11 + u

Solving for variable 'u'.

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

Add '-1u' to each side of the equation.
13 + -1u = 11 + u + -1u

Combine like terms: u + -1u = 0
13 + -1u = 11 + 0
13 + -1u = 11

Add '-13' to each side of the equation.
13 + -13 + -1u = 11 + -13

Combine like terms: 13 + -13 = 0
0 + -1u = 11 + -13
-1u = 11 + -13

Combine like terms: 11 + -13 = -2
-1u = -2

Divide each side by '-1'.
u = 2

Simplifying
u = 2

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