-2=u-4

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Solution for -2=u-4 equation:


Simplifying
-2 = u + -4

Reorder the terms:
-2 = -4 + u

Solving
-2 = -4 + u

Solving for variable 'u'.

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

Add '-1u' to each side of the equation.
-2 + -1u = -4 + u + -1u

Combine like terms: u + -1u = 0
-2 + -1u = -4 + 0
-2 + -1u = -4

Add '2' to each side of the equation.
-2 + 2 + -1u = -4 + 2

Combine like terms: -2 + 2 = 0
0 + -1u = -4 + 2
-1u = -4 + 2

Combine like terms: -4 + 2 = -2
-1u = -2

Divide each side by '-1'.
u = 2

Simplifying
u = 2

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