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Mathematics 14 Online
OpenStudy (pokemon23):

The length of a rectangle is 5 more than twice the width and its perimeter. 32 Use the letter n to write an equation for the perimeter of the rectangle The length of a rectangle is 5 more than twice the width and its perimeter. 32 Use the letter n to write an equation for the perimeter of the rectangle @Mathematics

OpenStudy (pokemon23):

thank you satellite

OpenStudy (anonymous):

if you call the length l and the width w then you know the perimeter is \[n=2l+2w\] but you also know that \[l=2w+5\] so you get \[n=2(2w+5)+2w\] \[n=4w+10+2w\] \[n=6w+10\]

OpenStudy (anonymous):

wait i am confused by "the letter n"

OpenStudy (pokemon23):

you made my day :)

OpenStudy (anonymous):

you know the perimeter is 32 right? so maybe they want you to write \[6n+10=32\] so you can solve for n and get \[6n+10=32\] \

OpenStudy (pokemon23):

i think the second choice

OpenStudy (anonymous):

how is your chess game? mine is not so good, but i won some yesterday. actually i won a few

OpenStudy (pokemon23):

well yesterday i won 2/4 games

OpenStudy (pokemon23):

made my rating uscf rating up to 1209

OpenStudy (pokemon23):

broke 1200

OpenStudy (anonymous):

you play real timed games? i just play skittles

OpenStudy (anonymous):

oh so you are playing real games. nice

OpenStudy (pokemon23):

ya

OpenStudy (pokemon23):

i'm only 14

OpenStudy (anonymous):

keep it up it is fun

OpenStudy (anonymous):

wow i wish i had learned earlier

OpenStudy (pokemon23):

trying to get grand master level

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