3u+4=5(u+4)

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Solution for 3u+4=5(u+4) equation:


Simplifying
3u + 4 = 5(u + 4)

Reorder the terms:
4 + 3u = 5(u + 4)

Reorder the terms:
4 + 3u = 5(4 + u)
4 + 3u = (4 * 5 + u * 5)
4 + 3u = (20 + 5u)

Solving
4 + 3u = 20 + 5u

Solving for variable 'u'.

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

Add '-5u' to each side of the equation.
4 + 3u + -5u = 20 + 5u + -5u

Combine like terms: 3u + -5u = -2u
4 + -2u = 20 + 5u + -5u

Combine like terms: 5u + -5u = 0
4 + -2u = 20 + 0
4 + -2u = 20

Add '-4' to each side of the equation.
4 + -4 + -2u = 20 + -4

Combine like terms: 4 + -4 = 0
0 + -2u = 20 + -4
-2u = 20 + -4

Combine like terms: 20 + -4 = 16
-2u = 16

Divide each side by '-2'.
u = -8

Simplifying
u = -8

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