Question

Which expression represents the given word phrase?



the difference of 3 times a number n and 2



A.


3 – 2n


B.


2 – 3n


C.


2n – 3


D.


3n – 2

Answer 1

three times a number means you're going to have the number 3 and some kind of variable, which would be n. So `three times a number` would look like 3n. Right? Do you think you know the rest?

Answer 2

yes
o and i have some more

Answer 3

Amy ran twice as many miles on Tuesday as she ran on Monday. Amy ran 2 mi on Monday.



How many total miles did Amy run on Monday and Tuesday?



miles

Answer 4

if she ran 2 miles on monday, then, I think you're going to have to multiply 2*2. THen after you get that answer, you need to add 2 to whatever you got when you multiplied 2*2.

Answer 5

so 6 miles then

Answer 6

correct.

Answer 7

great job, by the way. YOu're really good at this.

Answer 8

thanks

Answer 9

What are the solutions to the equation 5 = |x|?



Choose all answers that are correct.



A.




B.




C.




D.

Answer 10

?

Answer 11

yw. and just a sec.

Answer 12

I can't see what the options are. And this one is striking me as odd. I'm thinking that x can only equal 5. I'll tag @Secret-Ninja and see if she can help.

Answer 13

it is fractions A. -1 over 5 B.-5 C.5 D.1 over 5

Answer 14

well in that case, I'm going to say C. Does that make sense?

Answer 15

i guess never understood fractions but yes

Answer 16

ok, that's good. Do you have anymore questions you need help with?

Answer 17

crap im sorry but i forgot to say that it is a choose all that is correct

Answer 18

O.o ok just a sec. Let me see if any of the other ones are right.

Answer 19

I don't think a or b are right. Though I'm a little unsure about b. What do you think @Secret-Ninja

Answer 20

Give me a moment to read the post. :)

Answer 21

yep, but it's just the last question asked that we needed some feedback on.

Answer 22

x has the absolute value signs around it, meaning that it does not matter if it is negative, it is still worth 5, so I'd go with C. :p

Answer 23

thanks! That clears some things up.

Answer 24

so @slipknot306 the only one I think could be right for that question is C.

Answer 25

c ok

Answer 26

What is the value of the expression x + (–y) when x = –3.8 and y = 1.7?



A.
–5.5


B.
–2.1


C.
2.1


D.
5.5

Answer 27

yep. I gotta go though. I have to clean.

Answer 28

???

Answer 29

x + (–y) when x = –3.8 and y = 1.7?



A.
–5.5


B.
–2.1


C.
2.1


D.
5.5

Answer 30

what the hell?

Answer 31

@slipknot306 I suggest you only post one question at a time. Try closing this and opening a new post so more people can help. Bye. :)

Answer 32

ok