Answer: i think its 7b+7a+15 - a - 10 and 7(8j + 5) -12
Step-by-step explanation:
Answer : The cost of 10 balls will be, 13.5 dollars
Step-by-step explanation :
As we are given the following expression:

where,
P = total price (in dollars)
n = number of balls used
Given:
n = number of balls used = 10
Now we have to determine the cost of 10 balls.




Thus, the cost of 10 balls will be, 13.5 dollars
Answer:
idk really sry
Step-by-step explanation:
Answer: 19.6 feet
Step-by-step explanation:
Using the Pythagorean theorem,
