-4=2(u+2)-4u

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Solution for -4=2(u+2)-4u equation:


Simplifying
-4 = 2(u + 2) + -4u

Reorder the terms:
-4 = 2(2 + u) + -4u
-4 = (2 * 2 + u * 2) + -4u
-4 = (4 + 2u) + -4u

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

Solving
-4 = 4 + -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 = 4 + -2u + 2u

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

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

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

Combine like terms: 4 + 4 = 8
2u = 8

Divide each side by '2'.
u = 4

Simplifying
u = 4

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