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Mathematics 10 Online
OpenStudy (anonymous):

Lost *.*

OpenStudy (anonymous):

OpenStudy (nincompoop):

try drawing it first then read the words again

OpenStudy (anonymous):

2x + 20 represents the perimeter

OpenStudy (anonymous):

I am not sure, but i think part a represents the perimeter without the frame

OpenStudy (agent0smith):

How much of the edge is NOT framed in plywood, if only 15 feet is framed, and 2x+20 is the perimeter?

OpenStudy (anonymous):

2x + 20 is the perimeter without the frame ?

OpenStudy (anonymous):

@agent0smith

OpenStudy (anonymous):

*_*

OpenStudy (anonymous):

PLease help?

OpenStudy (agent0smith):

How much of the edge is NOT framed

OpenStudy (anonymous):

10

OpenStudy (anonymous):

wrong? :(

OpenStudy (anonymous):

D; please help me @agent0smith

OpenStudy (agent0smith):

Let's say the perimeter was 25 feet. 15 feet is framed. How much is not framed? Now the perimeter is 2x+20 feet. 15 feet is framed. How much is not framed. If you can answer the first question, you can answer the second.

OpenStudy (anonymous):

5?

OpenStudy (agent0smith):

Let's say the perimeter was 25 feet. 15 feet is framed. How much is not framed?

OpenStudy (anonymous):

10

OpenStudy (agent0smith):

Now keep in mind how you solved that, using subtraction. Now the perimeter is 2x+20 feet. 15 feet is framed. How much is not framed?

OpenStudy (anonymous):

20 - 15 = 5 idk why its wrong :l

OpenStudy (agent0smith):

"Now the perimeter is 2x+20 feet. 15 feet is framed. How much is not framed?" What is the perimeter? It's not 20.

OpenStudy (anonymous):

-5 sorry if im frustrating you

OpenStudy (agent0smith):

"Now the perimeter is 2x+20 feet. 15 feet is framed. How much is not framed?" What is the perimeter in this question? It's not 20.

OpenStudy (anonymous):

I don't know im lost :(

OpenStudy (anonymous):

?

OpenStudy (agent0smith):

First answer the question below "Now the perimeter is 2x+20 feet. 15 feet is framed. How much is not framed?" What is the perimeter in this^^^^ question?

OpenStudy (anonymous):

D: i don't know you confused me

OpenStudy (agent0smith):

Read carefully. "Now the perimeter is 2x+20 feet. 15 feet is framed. How much is not framed?" What is the ****perimeter**** in this^^^^ question? <<<<< answer this.

OpenStudy (anonymous):

2x + 20

OpenStudy (agent0smith):

Now subtract 15 from it.

OpenStudy (anonymous):

2x -5 ?

OpenStudy (agent0smith):

Yes, but if you just wrote it as 2x+20 - 15, you'd have... the expression in the question

OpenStudy (anonymous):

Ohh, so just write it as that?

OpenStudy (agent0smith):

Now you should be able to answer this: Let's say the perimeter was 25 feet. 15 feet is framed. How much is not framed? 10 feet Now the perimeter is 2x+20 feet. 15 feet is framed. How much is not framed?

OpenStudy (anonymous):

20 - 15 ?

OpenStudy (agent0smith):

Read above. We just worked it out.

OpenStudy (anonymous):

2x - 5

OpenStudy (anonymous):

2x + 5 *

OpenStudy (agent0smith):

Well yes, but write it the way we wrote it above. This is so you understand what part a wants.

OpenStudy (anonymous):

This is going to probably piss you off and want to leave, but I don't know what you're talking about u.u

OpenStudy (agent0smith):

Now the perimeter is 2x+20 feet. 15 feet is framed. ********How much is not framed?****** 2x+20 - 15

OpenStudy (anonymous):

2x + 5, right?

OpenStudy (agent0smith):

Yes but read part a, see what it's asking for, then look at the ****

OpenStudy (anonymous):

The expression represents how much is not framed ?

OpenStudy (agent0smith):

Yep.

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