Step-by-step explanation:
let equation of the line be y = mx + b.
m = - 100/60 = - 5/3
sub (0, 100):
100 = -5/3(0) + b
b = 100
therefore, y = -5/3x + 100
Topic: coordinate geometry
If you like to venture further, do check out my insta (learntionary) where I regularly post useful math tips! Thank you!
