3u-48=7(u-4)

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Solution for 3u-48=7(u-4) equation:


Simplifying
3u + -48 = 7(u + -4)

Reorder the terms:
-48 + 3u = 7(u + -4)

Reorder the terms:
-48 + 3u = 7(-4 + u)
-48 + 3u = (-4 * 7 + u * 7)
-48 + 3u = (-28 + 7u)

Solving
-48 + 3u = -28 + 7u

Solving for variable 'u'.

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

Add '-7u' to each side of the equation.
-48 + 3u + -7u = -28 + 7u + -7u

Combine like terms: 3u + -7u = -4u
-48 + -4u = -28 + 7u + -7u

Combine like terms: 7u + -7u = 0
-48 + -4u = -28 + 0
-48 + -4u = -28

Add '48' to each side of the equation.
-48 + 48 + -4u = -28 + 48

Combine like terms: -48 + 48 = 0
0 + -4u = -28 + 48
-4u = -28 + 48

Combine like terms: -28 + 48 = 20
-4u = 20

Divide each side by '-4'.
u = -5

Simplifying
u = -5

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