18-2u=8

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Solution for 18-2u=8 equation: 


Simplifying
18 + -2u = 8

Solving
18 + -2u = 8

Solving for variable 'u'.

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

Add '-18' to each side of the equation.
18 + -18 + -2u = 8 + -18

Combine like terms: 18 + -18 = 0
0 + -2u = 8 + -18
-2u = 8 + -18

Combine like terms: 8 + -18 = -10
-2u = -10

Divide each side by '-2'.
u = 5

Simplifying
u = 5

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