How do you solve 2 m + n = 0 and m - 5 n = 22 using substitution?

Aug 28, 2016

$n = - \frac{22}{6} = - \frac{11}{3} , m = - \frac{11}{6}$

Explanation:

$2 m + n = 0$
$2 m = - n$
$m - 5 n = 22$
$- n - 5 n = 22$
$- 6 n = 22$
$n = - \frac{22}{6} = - \frac{11}{3}$
$m = - \frac{11}{6}$