-u-2=3u+10-u

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Solution for -u-2=3u+10-u equation:


Simplifying
-1u + -2 = 3u + 10 + -1u

Reorder the terms:
-2 + -1u = 3u + 10 + -1u

Reorder the terms:
-2 + -1u = 10 + 3u + -1u

Combine like terms: 3u + -1u = 2u
-2 + -1u = 10 + 2u

Solving
-2 + -1u = 10 + 2u

Solving for variable 'u'.

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

Add '-2u' to each side of the equation.
-2 + -1u + -2u = 10 + 2u + -2u

Combine like terms: -1u + -2u = -3u
-2 + -3u = 10 + 2u + -2u

Combine like terms: 2u + -2u = 0
-2 + -3u = 10 + 0
-2 + -3u = 10

Add '2' to each side of the equation.
-2 + 2 + -3u = 10 + 2

Combine like terms: -2 + 2 = 0
0 + -3u = 10 + 2
-3u = 10 + 2

Combine like terms: 10 + 2 = 12
-3u = 12

Divide each side by '-3'.
u = -4

Simplifying
u = -4

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