B = 2a/ch that's your answer
4x - 9 = 6 - x
4x + x = 6 + 9
5x = 15
x = 3
Answer:
3 median= 45
4 median=41
Step-by-step explanation:
mean you add the total and you divide by the number of values
mode the most repeated like no.4 is 41
range the highest-the lowest