A school system is reducing the amount of dumpster loads of trash removed each week. In week 5, there were 60 dumpster loads of waste removed. In week 10, there were 40 dumpster loads removed. Assume that the reduction in the amount of waste each week is linear. Write an equation in function form to show the amount of trash removed each week.

A. f(x) = - 4x + 60

B. f(x) = 4x + 60

C. f(x) = - 4x + 80

D. f(x) = 4x + 80

Question

A school system is reducing the amount of dumpster loads of trash removed each week. In week 5, there were 60 dumpster loads of waste removed. In week 10, there were 40 dumpster loads removed. Assume that the reduction in the amount of waste each week is linear. Write an equation in function form to show the amount of trash removed each week.

A. f(x) = - 4x + 60

B. f(x) = 4x + 60

C. f(x) = - 4x + 80

D. f(x) = 4x + 80

tkhunny · Answer

Please show YOUR work.  You CANNOT have NO idea.

Hint: The slope had better be negative!

pooja195 · Answer

you're given two points :-
(5, 60)   and  (10, 40)

pooja195 · Answer

you need to setup the equation in slope-intercept form :-
y = mx + b

anonymous · Answer

ok so C ?

catlover5925 · Answer

|dw:1418655780844:dw|