Answer:
The resulting observations are 143, 122, 118, 99, 109, 86, 125, 142, 103, 138. Let ? denote the average gas usage during January by all houses in this area.
Step-by-step explanation:
hope i helped
y=3x
-r+5<-3
plug in 19 to the equation inequality
largest 4 digit number × largest 3 digit number
=9999 × 999
(10000-1)×(1000-1) = (a-b)(c-b)= ac-ab-bc+b^2
10000000-10000-1000+1 = 9989001
