Answer:
143
Step-by-step explanation:
x-31=112
Add 31 to both sides,
x - 31 = 112
+31 +31
-31 and +31, cancel out so we're left with...
x = 143
Answer:
The mean reflects the best measure of the center
Step-by-step explanation:
12, 13, 13, 14, 21, 22, 23
Median: 14
Mean: 16.86
The mean reflects the best measure of the center
Answer:
b
now please make me brainliest ok
Answer:
6 nonfiction books
Step-by-step explanation:
if it's fiction to non 9:6
if it's non to fiction 6:9
(you may need to simplify)