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

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


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

Reorder the terms:
3(2 + u) + 2 = 7(u + -1) + 9
(2 * 3 + u * 3) + 2 = 7(u + -1) + 9
(6 + 3u) + 2 = 7(u + -1) + 9

Reorder the terms:
6 + 2 + 3u = 7(u + -1) + 9

Combine like terms: 6 + 2 = 8
8 + 3u = 7(u + -1) + 9

Reorder the terms:
8 + 3u = 7(-1 + u) + 9
8 + 3u = (-1 * 7 + u * 7) + 9
8 + 3u = (-7 + 7u) + 9

Reorder the terms:
8 + 3u = -7 + 9 + 7u

Combine like terms: -7 + 9 = 2
8 + 3u = 2 + 7u

Solving
8 + 3u = 2 + 7u

Solving for variable 'u'.

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

Add '-7u' to each side of the equation.
8 + 3u + -7u = 2 + 7u + -7u

Combine like terms: 3u + -7u = -4u
8 + -4u = 2 + 7u + -7u

Combine like terms: 7u + -7u = 0
8 + -4u = 2 + 0
8 + -4u = 2

Add '-8' to each side of the equation.
8 + -8 + -4u = 2 + -8

Combine like terms: 8 + -8 = 0
0 + -4u = 2 + -8
-4u = 2 + -8

Combine like terms: 2 + -8 = -6
-4u = -6

Divide each side by '-4'.
u = 1.5

Simplifying
u = 1.5

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