Question

I need help I’m confused and stuck

Answer 1

-3.5 (or -3.50); each cup of coffee is $3.50

Explanation:

the slope of the function is what is in front of the x

that is

-3.50 or just -3.5

this means that each cup of coffee is $3.50

Answer 2

Explanation:

x = -A x 2/7 + 10