u+6=4u

Solution for u+6=4u equation:

Simplifying
u + 6 = 4u

Reorder the terms:
6 + u = 4u

Solving
6 + u = 4u

Solving for variable 'u'.

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

Add '-4u' to each side of the equation.
6 + u + -4u = 4u + -4u

Combine like terms: u + -4u = -3u
6 + -3u = 4u + -4u

Combine like terms: 4u + -4u = 0
6 + -3u = 0

Add '-6' to each side of the equation.
6 + -6 + -3u = 0 + -6

Combine like terms: 6 + -6 = 0
0 + -3u = 0 + -6
-3u = 0 + -6

Combine like terms: 0 + -6 = -6
-3u = -6

Divide each side by '-3'.
u = 2

Simplifying
u = 2