-28=4u-4

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Solution for -28=4u-4 equation:


Simplifying
-28 = 4u + -4

Reorder the terms:
-28 = -4 + 4u

Solving
-28 = -4 + 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.
-28 + -4u = -4 + 4u + -4u

Combine like terms: 4u + -4u = 0
-28 + -4u = -4 + 0
-28 + -4u = -4

Add '28' to each side of the equation.
-28 + 28 + -4u = -4 + 28

Combine like terms: -28 + 28 = 0
0 + -4u = -4 + 28
-4u = -4 + 28

Combine like terms: -4 + 28 = 24
-4u = 24

Divide each side by '-4'.
u = -6

Simplifying
u = -6

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