4=-8u+4(u-3)

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Solution for 4=-8u+4(u-3) equation:


Simplifying
4 = -8u + 4(u + -3)

Reorder the terms:
4 = -8u + 4(-3 + u)
4 = -8u + (-3 * 4 + u * 4)
4 = -8u + (-12 + 4u)

Reorder the terms:
4 = -12 + -8u + 4u

Combine like terms: -8u + 4u = -4u
4 = -12 + -4u

Solving
4 = -12 + -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 = -12 + -4u + 4u

Combine like terms: -4u + 4u = 0
4 + 4u = -12 + 0
4 + 4u = -12

Add '-4' to each side of the equation.
4 + -4 + 4u = -12 + -4

Combine like terms: 4 + -4 = 0
0 + 4u = -12 + -4
4u = -12 + -4

Combine like terms: -12 + -4 = -16
4u = -16

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

Simplifying
u = -4

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