4u+7(2-u)=3(u-1)+9

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Solution for 4u+7(2-u)=3(u-1)+9 equation:


Simplifying
4u + 7(2 + -1u) = 3(u + -1) + 9
4u + (2 * 7 + -1u * 7) = 3(u + -1) + 9
4u + (14 + -7u) = 3(u + -1) + 9

Reorder the terms:
14 + 4u + -7u = 3(u + -1) + 9

Combine like terms: 4u + -7u = -3u
14 + -3u = 3(u + -1) + 9

Reorder the terms:
14 + -3u = 3(-1 + u) + 9
14 + -3u = (-1 * 3 + u * 3) + 9
14 + -3u = (-3 + 3u) + 9

Reorder the terms:
14 + -3u = -3 + 9 + 3u

Combine like terms: -3 + 9 = 6
14 + -3u = 6 + 3u

Solving
14 + -3u = 6 + 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.
14 + -3u + -3u = 6 + 3u + -3u

Combine like terms: -3u + -3u = -6u
14 + -6u = 6 + 3u + -3u

Combine like terms: 3u + -3u = 0
14 + -6u = 6 + 0
14 + -6u = 6

Add '-14' to each side of the equation.
14 + -14 + -6u = 6 + -14

Combine like terms: 14 + -14 = 0
0 + -6u = 6 + -14
-6u = 6 + -14

Combine like terms: 6 + -14 = -8
-6u = -8

Divide each side by '-6'.
u = 1.333333333

Simplifying
u = 1.333333333

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