$$5x+7y=-1-3+4y=-24$$
$x=\frac{11}{5}\text{ and }y=-5$
$x = \frac{11}{5} = 2\frac{1}{5} = 2.2$
$y=-5$
$y=-5$
$x = \frac{11}{5} = 2\frac{1}{5} = 2.2$