Answer:
option C
Step-by-step explanation:
Total number of items = 5
Number of items to choose = 2
Therefore, the number of combinations is

Answer:
y =
x - 3
Step-by-step explanation:
5x - 2y = 6 ( subtract 5x from both sides )
- 2y = - 5x + 6 ( divide through by - 2 )
y =
x - 3 ← in slope- intercept form
You do the sum(40) subtracted by 8, the answer from that divided by 2 since Erin's two times younger.
40-8=32
32÷2=16
Then if you want to check it you do the opposite and get the same sum(40) so 16×2=32 and 32+8=40
The answers are in the photo!