# How do you solve 3k - 5 = 7k + 7?

Dec 27, 2015

color(blue)(k=-3

#### Explanation:

$3 k - 5 = 7 k + 7$

$3 k - 7 k = 5 + 7$

$- 4 k = 12$

$k = \frac{12}{- 4}$

color(blue)(k=-3