Sagot :
Answer:
a) f(x) = 12 + 4x
y = 12 + 4x
b) 49 days = 7 weeks
y = 12 + 4(7)
y = 12 + 28
y = 40 kilograms of plastic bottles
c) 60 = 12 + 4x
4x = 60 - 12
4x = 48
x = 48/4
x = 12 weeks
Answer:
a) f(x) = 12 + 4x
y = 12 + 4x
b) 49 days = 7 weeks
y = 12 + 4(7)
y = 12 + 28
y = 40 kilograms of plastic bottles
c) 60 = 12 + 4x
4x = 60 - 12
4x = 48
x = 48/4
x = 12 weeks