-9u-15=6(u-5)

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Solution for -9u-15=6(u-5) equation:


Simplifying
-9u + -15 = 6(u + -5)

Reorder the terms:
-15 + -9u = 6(u + -5)

Reorder the terms:
-15 + -9u = 6(-5 + u)
-15 + -9u = (-5 * 6 + u * 6)
-15 + -9u = (-30 + 6u)

Solving
-15 + -9u = -30 + 6u

Solving for variable 'u'.

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

Add '-6u' to each side of the equation.
-15 + -9u + -6u = -30 + 6u + -6u

Combine like terms: -9u + -6u = -15u
-15 + -15u = -30 + 6u + -6u

Combine like terms: 6u + -6u = 0
-15 + -15u = -30 + 0
-15 + -15u = -30

Add '15' to each side of the equation.
-15 + 15 + -15u = -30 + 15

Combine like terms: -15 + 15 = 0
0 + -15u = -30 + 15
-15u = -30 + 15

Combine like terms: -30 + 15 = -15
-15u = -15

Divide each side by '-15'.
u = 1

Simplifying
u = 1

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