19-u=3

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Solution for 19-u=3 equation: 


Simplifying
19 + -1u = 3

Solving
19 + -1u = 3

Solving for variable 'u'.

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

Add '-19' to each side of the equation.
19 + -19 + -1u = 3 + -19

Combine like terms: 19 + -19 = 0
0 + -1u = 3 + -19
-1u = 3 + -19

Combine like terms: 3 + -19 = -16
-1u = -16

Divide each side by '-1'.
u = 16

Simplifying
u = 16

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