Question

HELP PLEASE!!!!
The average air pressure in another town is 29 inches but the actual pressure is within 4 inches of the average. Write and solve an inequality to find the range of air pressure in this town.

Answer 1

@helplesspenguin

Answer 2

the difference between,
'actual' and '29' <= 4

Answer 3

|x - 29| <= 4

solve x

Answer 4

x<=33???

Answer 5

thats upper limit,
wat about lower limit...

how low the pressure can go ?

Answer 6

25?

Answer 7

yes so wats the range of values the pressure can take ?

Answer 8

8..

Answer 9

x <= 33

and

x >= 25

Answer 10

so the range is : 25 to 33

Answer 11

you can show it as :-

\(25 \le x \le 33\)

Answer 12

oh... so how would I write my answer?

Answer 13

^ above

Answer 14

Ahhhh :) Thank you

Answer 15

np :)