Answer:
i think its possibly 4
Step-by-step explanation:
Answer:
QR and SV
RS and TU
Step-by-step explanation:
I believe that the mean is 6
It is not factorable. Factors of 21 are. 21 and 1
7 and 3. None of those add up to 12
1.6 !!!!!!!!!! x=1.6 !!!!!