Ada charges a flat rate of $56.00 for painting houses plus an additional $8.00 for each hour she works. Which of the following expressions should Ada use to determine the cost for working 4 hours?

cost = 56 + 8t, where t is the number of hours worked for.

for 4 hours of work, cost = 56 + 8 x 4 = $88

Step-by-step explanation:

30 feet

step-by-step explanation:

that would be 2 1/2 * 12

= 24 + 6

= 30 feet   (answer)