-4=-8+4u

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Solution for -4=-8+4u equation:


Simplifying
-4 = -8 + 4u

Solving
-4 = -8 + 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.
-4 + -4u = -8 + 4u + -4u

Combine like terms: 4u + -4u = 0
-4 + -4u = -8 + 0
-4 + -4u = -8

Add '4' to each side of the equation.
-4 + 4 + -4u = -8 + 4

Combine like terms: -4 + 4 = 0
0 + -4u = -8 + 4
-4u = -8 + 4

Combine like terms: -8 + 4 = -4
-4u = -4

Divide each side by '-4'.
u = 1

Simplifying
u = 1

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