9=4(u+6)-7u

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Solution for 9=4(u+6)-7u equation:


Simplifying
9 = 4(u + 6) + -7u

Reorder the terms:
9 = 4(6 + u) + -7u
9 = (6 * 4 + u * 4) + -7u
9 = (24 + 4u) + -7u

Combine like terms: 4u + -7u = -3u
9 = 24 + -3u

Solving
9 = 24 + -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.
9 + 3u = 24 + -3u + 3u

Combine like terms: -3u + 3u = 0
9 + 3u = 24 + 0
9 + 3u = 24

Add '-9' to each side of the equation.
9 + -9 + 3u = 24 + -9

Combine like terms: 9 + -9 = 0
0 + 3u = 24 + -9
3u = 24 + -9

Combine like terms: 24 + -9 = 15
3u = 15

Divide each side by '3'.
u = 5

Simplifying
u = 5

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