k-9=3(k-2)

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Solution for k-9=3(k-2) equation:


Simplifying
k + -9 = 3(k + -2)

Reorder the terms:
-9 + k = 3(k + -2)

Reorder the terms:
-9 + k = 3(-2 + k)
-9 + k = (-2 * 3 + k * 3)
-9 + k = (-6 + 3k)

Solving
-9 + k = -6 + 3k

Solving for variable 'k'.

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

Add '-3k' to each side of the equation.
-9 + k + -3k = -6 + 3k + -3k

Combine like terms: k + -3k = -2k
-9 + -2k = -6 + 3k + -3k

Combine like terms: 3k + -3k = 0
-9 + -2k = -6 + 0
-9 + -2k = -6

Add '9' to each side of the equation.
-9 + 9 + -2k = -6 + 9

Combine like terms: -9 + 9 = 0
0 + -2k = -6 + 9
-2k = -6 + 9

Combine like terms: -6 + 9 = 3
-2k = 3

Divide each side by '-2'.
k = -1.5

Simplifying
k = -1.5

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