Takumi earns $8.50 per hour proofreading advertisements at a local newspaper. he works no more than 5 hours a day. write a function for his earnings.

If f(x) = 2x - 6 and g(x) = 3x + 9, find (f - g)(x). a. (f-g)(x) = x + 15 o o b. (f- g)(x) = -x - 15 o c. (f- g)(x) = 5x + 3 o d. (f- g)(x) = -x+3 submit

How do i do this? i don’t understand

The border line of the linear inequality 4x + 7y < 5 is dotted true or false?