Question

SOMEONE PLEASE HELP ME IF YOU DO I'LL GIVE YOU MEDAL AND FAN
please help!!!


At noon, the atmospheric pressure at a weather station was 763 mmHg. At 4 p.m., the atmospheric pressure had changed by 29 mmHg.

Which expressions could represent the atmospheric pressure at the weather station at 4 p.m.?

Choose two answers that are correct.

A.
(29 – 763) mmHg

B.
–(763 + 29) mmHg

C.
(763 – 29) mmHg


D.
(763 + 29) mmHg

Answer 1

Reload it if there's question marks sorry it's a glitch :(

Answer 2

Ok so when it says "the atmospheric pressure HAD CHANGED by 29mmHg, what does that mean to you?

Answer 3

It changed tbh idk?

Answer 4

@juanjohnguy ?

Answer 5

Decreased?

Answer 6

or

Answer 7

Increased?

Answer 8

yes exactly

Answer 9

So since it can be either of the two, you should pick the answer that fits the best

Answer 10

It has to be two so uh

Answer 11

D? and...

Answer 12

Oh lol I just noticed that there are 2 answers

Answer 13

Yeah that are correct

Answer 14

So is one of them D?

Answer 15

That's weird....it could honestly be either C or D

Answer 16

So it's both of them?

Answer 17

yup

Answer 18

thank you so much :)

Answer 19

No problem

Answer 20

which on is it