Answer:77/12
Step-by-step explanation:
Calculate the product
1.y=-2x-3
2.y=2x+1
3.y=-3x-3
4.y=1/2x+2
Factor all 3 numbers
14 = 2 * 7
15 = 3 * 5
21 = 3 * 7
There are no common factors in all 3 numbers
Answer No GCF.
Though i guess you could say 1 is the GCF.