40-2u=3u

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Solution for 40-2u=3u equation:


Simplifying
40 + -2u = 3u

Solving
40 + -2u = 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.
40 + -2u + -3u = 3u + -3u

Combine like terms: -2u + -3u = -5u
40 + -5u = 3u + -3u

Combine like terms: 3u + -3u = 0
40 + -5u = 0

Add '-40' to each side of the equation.
40 + -40 + -5u = 0 + -40

Combine like terms: 40 + -40 = 0
0 + -5u = 0 + -40
-5u = 0 + -40

Combine like terms: 0 + -40 = -40
-5u = -40

Divide each side by '-5'.
u = 8

Simplifying
u = 8

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