Answer:800
Step-by-step explanation:

and 




Using Z table to get InvNormal(0.9893)=2.30


Answer:
See below.
Step-by-step explanation:
x-7≤3x+1
+7 +7
x≤3x+8
-3x -3x
-2x≤8
/-2 /-2
x≥-4
The inequality symbol reverses when divided/multiplied by a negative term.
-hope it helps
Answer:
c.
Step-by-step explanation:
Answer:
no
Step-by-step explanation:
A proportional relationship must go through (0,0)
c=7n+2
0 = 7(0) +2
0 = 2
This is not true so it is not a proportional relationship
Answer:
1. x/5
2. cubed root of 2x
3.x-10
4.(2x/3)-17
Step-by-step explanation: