18k+9=-3(-5k+5)

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Solution for 18k+9=-3(-5k+5) equation:


Simplifying
18k + 9 = -3(-5k + 5)

Reorder the terms:
9 + 18k = -3(-5k + 5)

Reorder the terms:
9 + 18k = -3(5 + -5k)
9 + 18k = (5 * -3 + -5k * -3)
9 + 18k = (-15 + 15k)

Solving
9 + 18k = -15 + 15k

Solving for variable 'k'.

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

Add '-15k' to each side of the equation.
9 + 18k + -15k = -15 + 15k + -15k

Combine like terms: 18k + -15k = 3k
9 + 3k = -15 + 15k + -15k

Combine like terms: 15k + -15k = 0
9 + 3k = -15 + 0
9 + 3k = -15

Add '-9' to each side of the equation.
9 + -9 + 3k = -15 + -9

Combine like terms: 9 + -9 = 0
0 + 3k = -15 + -9
3k = -15 + -9

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

Divide each side by '3'.
k = -8

Simplifying
k = -8

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