3=(-2)u

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Solution for 3=(-2)u equation:


Simplifying
3 = (-2) * u

Solving
3 = -2u

Solving for variable 'u'.

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

Add '2u' to each side of the equation.
3 + 2u = -2u + 2u

Combine like terms: -2u + 2u = 0
3 + 2u = 0

Add '-3' to each side of the equation.
3 + -3 + 2u = 0 + -3

Combine like terms: 3 + -3 = 0
0 + 2u = 0 + -3
2u = 0 + -3

Combine like terms: 0 + -3 = -3
2u = -3

Divide each side by '2'.
u = -1.5

Simplifying
u = -1.5

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