-2(5u-4)=4[3u-4(-u-8)]

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Solution for -2(5u-4)=4[3u-4(-u-8)] equation:


Simplifying
-2(5u + -4) = 4[3u + -4(-1u + -8)]

Reorder the terms:
-2(-4 + 5u) = 4[3u + -4(-1u + -8)]
(-4 * -2 + 5u * -2) = 4[3u + -4(-1u + -8)]
(8 + -10u) = 4[3u + -4(-1u + -8)]

Reorder the terms:
8 + -10u = 4[3u + -4(-8 + -1u)]
8 + -10u = 4[3u + (-8 * -4 + -1u * -4)]
8 + -10u = 4[3u + (32 + 4u)]

Reorder the terms:
8 + -10u = 4[32 + 3u + 4u]

Combine like terms: 3u + 4u = 7u
8 + -10u = 4[32 + 7u]
8 + -10u = [32 * 4 + 7u * 4]
8 + -10u = [128 + 28u]

Solving
8 + -10u = 128 + 28u

Solving for variable 'u'.

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

Add '-28u' to each side of the equation.
8 + -10u + -28u = 128 + 28u + -28u

Combine like terms: -10u + -28u = -38u
8 + -38u = 128 + 28u + -28u

Combine like terms: 28u + -28u = 0
8 + -38u = 128 + 0
8 + -38u = 128

Add '-8' to each side of the equation.
8 + -8 + -38u = 128 + -8

Combine like terms: 8 + -8 = 0
0 + -38u = 128 + -8
-38u = 128 + -8

Combine like terms: 128 + -8 = 120
-38u = 120

Divide each side by '-38'.
u = -3.157894737

Simplifying
u = -3.157894737

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