Answer: Let x = amount Linda spent.
x=y-$18
Step-by-step explanation:
Answer:

b = (T - a - c - d) / 3
Step-by-step explanation:
Let T be the total number of points required to advance.
a, c and d are points scored in the local matches, and b is the number of points scored in the district match. If b is worth 3 times as much as the other matches, the total number of points is given by:

Isolate b in order to find out how many points they need in the district match:

They need to score (T - a - c - d)/3, in the district match in order to win.
Answer: I would say -8,-1
Step-by-step explanation:
The most you can make is 16 because you need a dvd in each prize even though there is still pretzels and popcorn
Answer:
the answer is 40 for the first one and 20 for the second one
Step-by-step explanation:
just did it and it was right