Answer:
infinite solutions
Step-by-step explanation:
3x−5y=15
6x−10y=30
Multiply the first equation by 2
2(3x-5y) = 2*15
6x -10y =30
The two equations are identical, which means they are the same line
That means they have infinite solutions
2.5
30/12=2.5
i have no idea how many apples should she sell
10 units