15-2u=3

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Solution for 15-2u=3 equation: 


Simplifying
15 + -2u = 3

Solving
15 + -2u = 3

Solving for variable 'u'.

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

Add '-15' to each side of the equation.
15 + -15 + -2u = 3 + -15

Combine like terms: 15 + -15 = 0
0 + -2u = 3 + -15
-2u = 3 + -15

Combine like terms: 3 + -15 = -12
-2u = -12

Divide each side by '-2'.
u = 6

Simplifying
u = 6

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