Answer :
Answer: 153
Step-by-step explanation:
Let x = minutes
0.09x + 5 = 18.77
0.09x = 13.77
x = 13.77 ÷ 0.09 = 153
He was billed for 153 minutes
Answer: 153
Step-by-step explanation:
Let x = minutes
0.09x + 5 = 18.77
0.09x = 13.77
x = 13.77 ÷ 0.09 = 153
He was billed for 153 minutes