3=-3u

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Solution for 3=-3u equation:


Simplifying
3 = -3u

Solving
3 = -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.
3 + 3u = -3u + 3u

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

Add '-3' to each side of the equation.
3 + -3 + 3u = 0 + -3

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

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

Divide each side by '3'.
u = -1

Simplifying
u = -1

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