7(u+9)=4u+36

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Solution for 7(u+9)=4u+36 equation:


Simplifying
7(u + 9) = 4u + 36

Reorder the terms:
7(9 + u) = 4u + 36
(9 * 7 + u * 7) = 4u + 36
(63 + 7u) = 4u + 36

Reorder the terms:
63 + 7u = 36 + 4u

Solving
63 + 7u = 36 + 4u

Solving for variable 'u'.

Move all terms containing u to the left, all other terms to the right.

Add '-4u' to each side of the equation.
63 + 7u + -4u = 36 + 4u + -4u

Combine like terms: 7u + -4u = 3u
63 + 3u = 36 + 4u + -4u

Combine like terms: 4u + -4u = 0
63 + 3u = 36 + 0
63 + 3u = 36

Add '-63' to each side of the equation.
63 + -63 + 3u = 36 + -63

Combine like terms: 63 + -63 = 0
0 + 3u = 36 + -63
3u = 36 + -63

Combine like terms: 36 + -63 = -27
3u = -27

Divide each side by '3'.
u = -9

Simplifying
u = -9

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