The first night they go to a buffet.
The cost is $24.99 per adult and $12.99 per child.
Plus 8% sales tax, how much did dinner cost? 2 adults and 2 kids in their family

5x+40

5(x + 8)

7x - 49

7(x - 7)

18x + 9

9(2x + 1)

15x - 10

5(3x - 2)

step-by-step explanation:

for number one all you have to do is factor 5 out of 5x + 40

for number 2 factor 7 out of 7x - 49

for number three factor 9 out of 18x + 9

for number four factor 5 out of 15x - 10

7

step-by-step explanation:

the answer is 8.64

step-by-step explanation: