9+4k=2k-15

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Solution for 9+4k=2k-15 equation:


Simplifying
9 + 4k = 2k + -15

Reorder the terms:
9 + 4k = -15 + 2k

Solving
9 + 4k = -15 + 2k

Solving for variable 'k'.

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

Add '-2k' to each side of the equation.
9 + 4k + -2k = -15 + 2k + -2k

Combine like terms: 4k + -2k = 2k
9 + 2k = -15 + 2k + -2k

Combine like terms: 2k + -2k = 0
9 + 2k = -15 + 0
9 + 2k = -15

Add '-9' to each side of the equation.
9 + -9 + 2k = -15 + -9

Combine like terms: 9 + -9 = 0
0 + 2k = -15 + -9
2k = -15 + -9

Combine like terms: -15 + -9 = -24
2k = -24

Divide each side by '2'.
k = -12

Simplifying
k = -12

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