11=2u-9

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Solution for 11=2u-9 equation:


Simplifying
11 = 2u + -9

Reorder the terms:
11 = -9 + 2u

Solving
11 = -9 + 2u

Solving for variable 'u'.

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

Add '-2u' to each side of the equation.
11 + -2u = -9 + 2u + -2u

Combine like terms: 2u + -2u = 0
11 + -2u = -9 + 0
11 + -2u = -9

Add '-11' to each side of the equation.
11 + -11 + -2u = -9 + -11

Combine like terms: 11 + -11 = 0
0 + -2u = -9 + -11
-2u = -9 + -11

Combine like terms: -9 + -11 = -20
-2u = -20

Divide each side by '-2'.
u = 10

Simplifying
u = 10

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