4(3-u)+u=2u

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Solution for 4(3-u)+u=2u equation:


Simplifying
4(3 + -1u) + u = 2u
(3 * 4 + -1u * 4) + u = 2u
(12 + -4u) + u = 2u

Combine like terms: -4u + u = -3u
12 + -3u = 2u

Solving
12 + -3u = 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.
12 + -3u + -2u = 2u + -2u

Combine like terms: -3u + -2u = -5u
12 + -5u = 2u + -2u

Combine like terms: 2u + -2u = 0
12 + -5u = 0

Add '-12' to each side of the equation.
12 + -12 + -5u = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -5u = 0 + -12
-5u = 0 + -12

Combine like terms: 0 + -12 = -12
-5u = -12

Divide each side by '-5'.
u = 2.4

Simplifying
u = 2.4

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