Answer:
106
Step-by-step explanation:
The answer is 26, the average is found by adding all the numbers and dividing by how there are. you are given 2 sets (25,12) and need to find X, the average should be 21. 25+12 is 37, 37+(c) which is 26 = 63 , you then divide 63 by how many numbers you had , which is 3 and the answer is 21.
Answer:
################
Step-by-step explanation:
Answer:
X=1
Step-by-step explanation:
