X = tuna, y = BLT
x + y = 30
6x + 9y = 240
3y = 60
y = 20
x = 10
20 BLTs for $2.50, 10 tuna for $1.50
Hi,
Roots are 2, -1,-3.So y=(x-3)(x+1)(x+3)
Answer B
Answer:
2. This is only true when x=-3.
3. This is only true when x=3.
4. This is only true when x=12.
5. This has no solution.
6. This has an infinite number of solutions.
Answer:
may be 11.6 but I am not sure
Step-by-step explanation:
Answer:
Step-by-step explanation:
