Answer:
12 1/5
Step-by-step explanation:
y = 5/4 x - 7
y - y1 = m(x - x1)
y + 2 = 5/4 (x - 4)
y + 2 = 5/4 x - 5
0.525
...................
$27.2
$142.26-$30=$112.26