Answer:
$6.00
Step-by-step explanation:
Use the formula for simple interest: Interest = Principle x Rate x Time
so I = $60.00 x .1 x 1 = $6.00
f(- 2) = - 9.2
To evaluate f(- 2) substitute x = - 2 into f(x) , that is
f(- 2) = 3.6(- 2) - 2 = - 7.2 - 2 = - 9.2
Answer: 16.80 for 28 pounds of laundry