3(2k+7)=15

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Solution for 3(2k+7)=15 equation: 


Simplifying
3(2k + 7) = 15

Reorder the terms:
3(7 + 2k) = 15
(7 * 3 + 2k * 3) = 15
(21 + 6k) = 15

Solving
21 + 6k = 15

Solving for variable 'k'.

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

Add '-21' to each side of the equation.
21 + -21 + 6k = 15 + -21

Combine like terms: 21 + -21 = 0
0 + 6k = 15 + -21
6k = 15 + -21

Combine like terms: 15 + -21 = -6
6k = -6

Divide each side by '6'.
k = -1

Simplifying
k = -1

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