4u-28=8(u-5)

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Solution for 4u-28=8(u-5) equation:


Simplifying
4u + -28 = 8(u + -5)

Reorder the terms:
-28 + 4u = 8(u + -5)

Reorder the terms:
-28 + 4u = 8(-5 + u)
-28 + 4u = (-5 * 8 + u * 8)
-28 + 4u = (-40 + 8u)

Solving
-28 + 4u = -40 + 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.
-28 + 4u + -8u = -40 + 8u + -8u

Combine like terms: 4u + -8u = -4u
-28 + -4u = -40 + 8u + -8u

Combine like terms: 8u + -8u = 0
-28 + -4u = -40 + 0
-28 + -4u = -40

Add '28' to each side of the equation.
-28 + 28 + -4u = -40 + 28

Combine like terms: -28 + 28 = 0
0 + -4u = -40 + 28
-4u = -40 + 28

Combine like terms: -40 + 28 = -12
-4u = -12

Divide each side by '-4'.
u = 3

Simplifying
u = 3

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