5u+8=-3u-12

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Solution for 5u+8=-3u-12 equation:


Simplifying
5u + 8 = -3u + -12

Reorder the terms:
8 + 5u = -3u + -12

Reorder the terms:
8 + 5u = -12 + -3u

Solving
8 + 5u = -12 + -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.
8 + 5u + 3u = -12 + -3u + 3u

Combine like terms: 5u + 3u = 8u
8 + 8u = -12 + -3u + 3u

Combine like terms: -3u + 3u = 0
8 + 8u = -12 + 0
8 + 8u = -12

Add '-8' to each side of the equation.
8 + -8 + 8u = -12 + -8

Combine like terms: 8 + -8 = 0
0 + 8u = -12 + -8
8u = -12 + -8

Combine like terms: -12 + -8 = -20
8u = -20

Divide each side by '8'.
u = -2.5

Simplifying
u = -2.5

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