-4u+40=-8(u-1)

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Solution for -4u+40=-8(u-1) equation: 


Simplifying
-4u + 40 = -8(u + -1)

Reorder the terms:
40 + -4u = -8(u + -1)

Reorder the terms:
40 + -4u = -8(-1 + u)
40 + -4u = (-1 * -8 + u * -8)
40 + -4u = (8 + -8u)

Solving
40 + -4u = 8 + -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.
40 + -4u + 8u = 8 + -8u + 8u

Combine like terms: -4u + 8u = 4u
40 + 4u = 8 + -8u + 8u

Combine like terms: -8u + 8u = 0
40 + 4u = 8 + 0
40 + 4u = 8

Add '-40' to each side of the equation.
40 + -40 + 4u = 8 + -40

Combine like terms: 40 + -40 = 0
0 + 4u = 8 + -40
4u = 8 + -40

Combine like terms: 8 + -40 = -32
4u = -32

Divide each side by '4'.
u = -8

Simplifying
u = -8

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