2(u+2)=5u+31

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Solution for 2(u+2)=5u+31 equation: 


Simplifying
2(u + 2) = 5u + 31

Reorder the terms:
2(2 + u) = 5u + 31
(2 * 2 + u * 2) = 5u + 31
(4 + 2u) = 5u + 31

Reorder the terms:
4 + 2u = 31 + 5u

Solving
4 + 2u = 31 + 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 + 2u + -5u = 31 + 5u + -5u

Combine like terms: 2u + -5u = -3u
4 + -3u = 31 + 5u + -5u

Combine like terms: 5u + -5u = 0
4 + -3u = 31 + 0
4 + -3u = 31

Add '-4' to each side of the equation.
4 + -4 + -3u = 31 + -4

Combine like terms: 4 + -4 = 0
0 + -3u = 31 + -4
-3u = 31 + -4

Combine like terms: 31 + -4 = 27
-3u = 27

Divide each side by '-3'.
u = -9

Simplifying
u = -9

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