Answer:
84.8 is the mean
Step-by-step explanation:
Add the grades from the quizzes which gives you 424, then divide by 5 which then gives you your answer of 84.8
Answer:
a.3
Step-by-step explanation:
2:x and 12:18
We need to get from 2 to 12 and 3 to 18
2* something = 12 x* something = 18
Divide by 2
something =12/2
something =6
x*6 = 18
x = 18/6
x=3
Hello,
x=3+2y
==> 3(3+2y)²-5(3+2y)y-16y=24
==>2y²+5y+3=0
==>(y=-3/2 and x= 0 or y=-1 and x=1)
sol={(0,-3/2),(1,-1)}
Answer:
Step-by-step explanation:
5 / 6 = 0.83333333...
0.833333...•100 = 83.333333...
83.3%
