800+100 =900 thats your answer
75 hope you have a nice day
Answer:
Step-by-step explanation:
(a) Given
Sam charge $5 for each dog for a thirty minute walk
For an hour which is double the thirty minutes, it must be double of the same charge.
(b)Given
With $20, Christie sells 100 cups of lemonade with a quarter per cup charge
For 100 cup, she generate a revenue of
So, she earns that is , her profit is
Use inverse to solve this problem. Tan-1(5/27). =10.491 which rounded to the nearest degree equals 11.
Answer: (4, -3)
Step-by-step explanation:
First turn them into slope intercept form:
y=3x-15
y= -1x+1
then I used a calculator that graphs them for me