Answer:
84
Step-by-step explanation:
The mean is calculated as
mean =
, then
= 21 ( multiply both sides by 4 )
sum = 84
Answer:
ok
Princess_Anyla/nka8iza0q6lm8dm1
Step-by-step explanation:
Answer:
no u
Step-by-step explanation:
The first point would be ok 3/4 and then it would go to the left onto 2/4 because it’s a negative number so u subtract