4(3u-u)+u=22+2u

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Solution for 4(3u-u)+u=22+2u equation:


Simplifying
4(3u + -1u) + u = 22 + 2u

Combine like terms: 3u + -1u = 2u
4(2u) + u = 22 + 2u

Remove parenthesis around (2u)
4 * 2u + u = 22 + 2u

Multiply 4 * 2
8u + u = 22 + 2u

Combine like terms: 8u + u = 9u
9u = 22 + 2u

Solving
9u = 22 + 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.
9u + -2u = 22 + 2u + -2u

Combine like terms: 9u + -2u = 7u
7u = 22 + 2u + -2u

Combine like terms: 2u + -2u = 0
7u = 22 + 0
7u = 22

Divide each side by '7'.
u = 3.142857143

Simplifying
u = 3.142857143

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