-8=4(u-5)-8u

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Solution for -8=4(u-5)-8u equation:


Simplifying
-8 = 4(u + -5) + -8u

Reorder the terms:
-8 = 4(-5 + u) + -8u
-8 = (-5 * 4 + u * 4) + -8u
-8 = (-20 + 4u) + -8u

Combine like terms: 4u + -8u = -4u
-8 = -20 + -4u

Solving
-8 = -20 + -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.
-8 + 4u = -20 + -4u + 4u

Combine like terms: -4u + 4u = 0
-8 + 4u = -20 + 0
-8 + 4u = -20

Add '8' to each side of the equation.
-8 + 8 + 4u = -20 + 8

Combine like terms: -8 + 8 = 0
0 + 4u = -20 + 8
4u = -20 + 8

Combine like terms: -20 + 8 = -12
4u = -12

Divide each side by '4'.
u = -3

Simplifying
u = -3

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