Answer: (3, 6)
Step-by-step explanation:
3x + y = 15
y = 2x
Using substitution:
3x + 2x = 15
5x = 15
x = 15/5
x = 3
y = 2x
y = 2 * 3
y = 6
x = 3
y = 6
= (3, 6)
Answer: d)8
Step-by-step explanation: 8 times 3 equals 24 which would be how many betty has while katie has just 8 adding it together making a total of 32
Divide the amount of money with the amount of cards.
42.75/45 = 0.95
Each card costs $0.95
hope this helps