3+19u=18u

Solution for 3+19u=18u equation:

Simplifying
3 + 19u = 18u

Solving
3 + 19u = 18u

Solving for variable 'u'.

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

Add '-18u' to each side of the equation.
3 + 19u + -18u = 18u + -18u

Combine like terms: 19u + -18u = 1u
3 + 1u = 18u + -18u

Combine like terms: 18u + -18u = 0
3 + 1u = 0

Add '-3' to each side of the equation.
3 + -3 + 1u = 0 + -3

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

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

Divide each side by '1'.
u = -3

Simplifying
u = -3