6k+9=3(k-7)

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Solution for 6k+9=3(k-7) equation:


Simplifying
6k + 9 = 3(k + -7)

Reorder the terms:
9 + 6k = 3(k + -7)

Reorder the terms:
9 + 6k = 3(-7 + k)
9 + 6k = (-7 * 3 + k * 3)
9 + 6k = (-21 + 3k)

Solving
9 + 6k = -21 + 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 + 6k + -3k = -21 + 3k + -3k

Combine like terms: 6k + -3k = 3k
9 + 3k = -21 + 3k + -3k

Combine like terms: 3k + -3k = 0
9 + 3k = -21 + 0
9 + 3k = -21

Add '-9' to each side of the equation.
9 + -9 + 3k = -21 + -9

Combine like terms: 9 + -9 = 0
0 + 3k = -21 + -9
3k = -21 + -9

Combine like terms: -21 + -9 = -30
3k = -30

Divide each side by '3'.
k = -10

Simplifying
k = -10

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