Question

Wayne charges the following for repairing washing machines:

£28 call-out charge + £16 for each half-hour he spends on the repair
What will the total cost be for a repair which takes one and a half hours?

Answer 1

The total cost will be £76

Explanation:

28+16(x)=total cost

28+16(3)=t

28+48=t

76=t