Answer:
6 just 6
Step-by-step explanation:
6 is the greatezst and the all have the common factor of 6
Answer:
y = -3
Step-by-step explanation:
y = x - 7
when x = 4
y = 4 - 7
y = -3
I couldn't find anyone that led to the answer 20 but the one that ended closest to 20 is the last one.