12. 17g + 149-69 +g =

13. 13 + 12 -12 + 13x =

14. 17s - 3s + 3s =

15. 14t - 12t + t =

(directions: simplify by combining like terms in each of the following expressions)

i hope you guys can i really appreciate it
(offering 15 points)

12. 18g+80

13. 13x+13

14. 17s

15. 3t

Step-by-step explanation:

On each you just combine the like terms and simplify the equations.  

(Add/subtract all of the common numbers)

we'll this would mean that the dunk tank and the bounce house are the same for 20 hours because the 2 represents that the two activities, and the 20 represents the amount of hours they both are. so with this said, it means that the answer is c. the costs for a dunk tank and bounce house are the same for 20 hours.

c.the costs for a dunk tank and bounce house are the same for 20 hours.

hope this .

to find the total number of combinations, multiply the quantity of each item by each other:

2 pairs of shoes x 3 pairs of shorts = 6 different combinations.