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

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


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

Reorder the terms:
-4(5 + -5u) = -5[-2u + -3(u + -4)]
(5 * -4 + -5u * -4) = -5[-2u + -3(u + -4)]
(-20 + 20u) = -5[-2u + -3(u + -4)]

Reorder the terms:
-20 + 20u = -5[-2u + -3(-4 + u)]
-20 + 20u = -5[-2u + (-4 * -3 + u * -3)]
-20 + 20u = -5[-2u + (12 + -3u)]

Reorder the terms:
-20 + 20u = -5[12 + -2u + -3u]

Combine like terms: -2u + -3u = -5u
-20 + 20u = -5[12 + -5u]
-20 + 20u = [12 * -5 + -5u * -5]
-20 + 20u = [-60 + 25u]

Solving
-20 + 20u = -60 + 25u

Solving for variable 'u'.

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

Add '-25u' to each side of the equation.
-20 + 20u + -25u = -60 + 25u + -25u

Combine like terms: 20u + -25u = -5u
-20 + -5u = -60 + 25u + -25u

Combine like terms: 25u + -25u = 0
-20 + -5u = -60 + 0
-20 + -5u = -60

Add '20' to each side of the equation.
-20 + 20 + -5u = -60 + 20

Combine like terms: -20 + 20 = 0
0 + -5u = -60 + 20
-5u = -60 + 20

Combine like terms: -60 + 20 = -40
-5u = -40

Divide each side by '-5'.
u = 8

Simplifying
u = 8

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