1. (4,1) is not a solution because when u sub it into the equation, it does not come out correct. It would be correct if it was (1,4).
2. C = 2.50d.....where C is the cost and d is the number of drinks bought. And if u pick any number for d, then u can solve for the cost (C).
Answer:
Step-by-step explanation:
area= 9*9*3.14=254.34
c=18*3.14=56.52
Hi There! I’m happy to help! Answer: $23.05
Step-by-step explanation:
First, since there is 3 shirts that cost $25.65, multiply them. Product is $76.95. Now, we subtract the $76.95 from the $100, making $23.05 her change. Hope this helps!
Equation:
6x + 3x = 45
To find X:
6x = 45
45/6 = 7.5
x = 7.5
To find other X:
3x = 45
45/3 = 15
x = 15
Final answer:
7.5 cups tortilla chips
15 cups corn chips
I did the math and I think it should be 67.5