5u+12=-9

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Solution for 5u+12=-9 equation: 


Simplifying
5u + 12 = -9

Reorder the terms:
12 + 5u = -9

Solving
12 + 5u = -9

Solving for variable 'u'.

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

Add '-12' to each side of the equation.
12 + -12 + 5u = -9 + -12

Combine like terms: 12 + -12 = 0
0 + 5u = -9 + -12
5u = -9 + -12

Combine like terms: -9 + -12 = -21
5u = -21

Divide each side by '5'.
u = -4.2

Simplifying
u = -4.2

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