-4(u-8)=8u+20

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Solution for -4(u-8)=8u+20 equation:


Simplifying
-4(u + -8) = 8u + 20

Reorder the terms:
-4(-8 + u) = 8u + 20
(-8 * -4 + u * -4) = 8u + 20
(32 + -4u) = 8u + 20

Reorder the terms:
32 + -4u = 20 + 8u

Solving
32 + -4u = 20 + 8u

Solving for variable 'u'.

Move all terms containing u to the left, all other terms to the right.

Add '-8u' to each side of the equation.
32 + -4u + -8u = 20 + 8u + -8u

Combine like terms: -4u + -8u = -12u
32 + -12u = 20 + 8u + -8u

Combine like terms: 8u + -8u = 0
32 + -12u = 20 + 0
32 + -12u = 20

Add '-32' to each side of the equation.
32 + -32 + -12u = 20 + -32

Combine like terms: 32 + -32 = 0
0 + -12u = 20 + -32
-12u = 20 + -32

Combine like terms: 20 + -32 = -12
-12u = -12

Divide each side by '-12'.
u = 1

Simplifying
u = 1

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