Perpendicular slope: flip sign and reciprocal = 2
Y = 2x + b
Plug in point (8,5)
5 = 2(8) + b
5 = 16 + b
b = -11
Equation: y= 2x - 11
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60/5 = 12
From the ratio we know that 5:4 is clownfish to angel fish, therefore
12*4 = 48
There are 48 angel fish.
4 angelfish : 3 goldfish
48/4 = 12
12*3 = 36
48:36
There are 36 goldfish. Hope this helps!