12+u=19

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Solution for 12+u=19 equation: 


Simplifying
12 + u = 19

Solving
12 + u = 19

Solving for variable 'u'.

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

Add '-12' to each side of the equation.
12 + -12 + u = 19 + -12

Combine like terms: 12 + -12 = 0
0 + u = 19 + -12
u = 19 + -12

Combine like terms: 19 + -12 = 7
u = 7

Simplifying
u = 7

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