-3u-4=-19

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Solution for -3u-4=-19 equation: 


Simplifying
-3u + -4 = -19

Reorder the terms:
-4 + -3u = -19

Solving
-4 + -3u = -19

Solving for variable 'u'.

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

Add '4' to each side of the equation.
-4 + 4 + -3u = -19 + 4

Combine like terms: -4 + 4 = 0
0 + -3u = -19 + 4
-3u = -19 + 4

Combine like terms: -19 + 4 = -15
-3u = -15

Divide each side by '-3'.
u = 5

Simplifying
u = 5

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