-38=-4u+7(u-8)

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Solution for -38=-4u+7(u-8) equation:


Simplifying
-38 = -4u + 7(u + -8)

Reorder the terms:
-38 = -4u + 7(-8 + u)
-38 = -4u + (-8 * 7 + u * 7)
-38 = -4u + (-56 + 7u)

Reorder the terms:
-38 = -56 + -4u + 7u

Combine like terms: -4u + 7u = 3u
-38 = -56 + 3u

Solving
-38 = -56 + 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.
-38 + -3u = -56 + 3u + -3u

Combine like terms: 3u + -3u = 0
-38 + -3u = -56 + 0
-38 + -3u = -56

Add '38' to each side of the equation.
-38 + 38 + -3u = -56 + 38

Combine like terms: -38 + 38 = 0
0 + -3u = -56 + 38
-3u = -56 + 38

Combine like terms: -56 + 38 = -18
-3u = -18

Divide each side by '-3'.
u = 6

Simplifying
u = 6

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