6u-15=-3(u+2)

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Solution for 6u-15=-3(u+2) equation:


Simplifying
6u + -15 = -3(u + 2)

Reorder the terms:
-15 + 6u = -3(u + 2)

Reorder the terms:
-15 + 6u = -3(2 + u)
-15 + 6u = (2 * -3 + u * -3)
-15 + 6u = (-6 + -3u)

Solving
-15 + 6u = -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.
-15 + 6u + 3u = -6 + -3u + 3u

Combine like terms: 6u + 3u = 9u
-15 + 9u = -6 + -3u + 3u

Combine like terms: -3u + 3u = 0
-15 + 9u = -6 + 0
-15 + 9u = -6

Add '15' to each side of the equation.
-15 + 15 + 9u = -6 + 15

Combine like terms: -15 + 15 = 0
0 + 9u = -6 + 15
9u = -6 + 15

Combine like terms: -6 + 15 = 9
9u = 9

Divide each side by '9'.
u = 1

Simplifying
u = 1

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