Answer:
3 times
Step-by-step explanation:
15 * 1/5 = 15/5
=3
Answer: x-2
Step-by-step explanation:
Multiply the first equation by 3
21x+15y=-6
Add this to the second equation
21x+15y=-6
-21x-15y=6
0+0=0
True
Final answer: Infinitely Many Solutions (they are coinciding lines)