3u-7=-22

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Solution for 3u-7=-22 equation: 


Simplifying
3u + -7 = -22

Reorder the terms:
-7 + 3u = -22

Solving
-7 + 3u = -22

Solving for variable 'u'.

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

Add '7' to each side of the equation.
-7 + 7 + 3u = -22 + 7

Combine like terms: -7 + 7 = 0
0 + 3u = -22 + 7
3u = -22 + 7

Combine like terms: -22 + 7 = -15
3u = -15

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

Simplifying
u = -5

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