Answer:
and
Step-by-step explanation:
It is given that the normal body temperature is
.
A temperature 'x' that differs from normal by at least
is considered unhealthy. So the inequality to represent such situation is,

It can be further written as,
and 
and 
and
So the inequality to represent such condition is
and
.
Answer:
The last one only when you have a fraction division problem:keep change flip
Step-by-step explanation:
hope that helps
Answer:
x=7
Step-by-step explanation:
It would most likely be A,C, and D because X and Y are on one side of the equation
X = 3; B = 70
60 + 15x + 5 + 22x + 4 = 180
69° + 37x = 180
37x = 180° - 69°
37x = 111°
x = 111/37
x = 3
B = 22x + 4
B = 22(3) + 4
B = 66 + 4
B = 70