5=-7u+4(u-4)

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Solution for 5=-7u+4(u-4) equation:


Simplifying
5 = -7u + 4(u + -4)

Reorder the terms:
5 = -7u + 4(-4 + u)
5 = -7u + (-4 * 4 + u * 4)
5 = -7u + (-16 + 4u)

Reorder the terms:
5 = -16 + -7u + 4u

Combine like terms: -7u + 4u = -3u
5 = -16 + -3u

Solving
5 = -16 + -3u

Solving for variable 'u'.

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

Add '3u' to each side of the equation.
5 + 3u = -16 + -3u + 3u

Combine like terms: -3u + 3u = 0
5 + 3u = -16 + 0
5 + 3u = -16

Add '-5' to each side of the equation.
5 + -5 + 3u = -16 + -5

Combine like terms: 5 + -5 = 0
0 + 3u = -16 + -5
3u = -16 + -5

Combine like terms: -16 + -5 = -21
3u = -21

Divide each side by '3'.
u = -7

Simplifying
u = -7

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