4=-2+2u

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Solution for 4=-2+2u equation:


Simplifying
4 = -2 + 2u

Solving
4 = -2 + 2u

Solving for variable 'u'.

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

Add '-2u' to each side of the equation.
4 + -2u = -2 + 2u + -2u

Combine like terms: 2u + -2u = 0
4 + -2u = -2 + 0
4 + -2u = -2

Add '-4' to each side of the equation.
4 + -4 + -2u = -2 + -4

Combine like terms: 4 + -4 = 0
0 + -2u = -2 + -4
-2u = -2 + -4

Combine like terms: -2 + -4 = -6
-2u = -6

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

Simplifying
u = 3

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