5(u+8)-8u=31

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Solution for 5(u+8)-8u=31 equation:


Simplifying
5(u + 8) + -8u = 31

Reorder the terms:
5(8 + u) + -8u = 31
(8 * 5 + u * 5) + -8u = 31
(40 + 5u) + -8u = 31

Combine like terms: 5u + -8u = -3u
40 + -3u = 31

Solving
40 + -3u = 31

Solving for variable 'u'.

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

Add '-40' to each side of the equation.
40 + -40 + -3u = 31 + -40

Combine like terms: 40 + -40 = 0
0 + -3u = 31 + -40
-3u = 31 + -40

Combine like terms: 31 + -40 = -9
-3u = -9

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

Simplifying
u = 3

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