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Mathematics 10 Online
UkuleleGirl:

More help T-T

UkuleleGirl:

snowflake0531:

hopefully you need the formula for perimeter, \( 2(width + length)\)

UkuleleGirl:

Okay. lets see here

snowflake0531:

width: 1.5r-4.8 length: 1.1r-9.9 \(2(1.5r-4.8+1.1r-9.9)\)

snowflake0531:

hopefully you know how to simplify it

UkuleleGirl:

Yes.

snowflake0531:

....I didn't write the s's

UkuleleGirl:

2 X 1.5r=3r

UkuleleGirl:

then...

snowflake0531:

width: 1.5r-4.8s length: 1.1r-9.9s \(2(1.5r-4.8s+1.1r-9.9s)\)

UkuleleGirl:

Yes i distributed the first one.

snowflake0531:

also it would be easier if you first simplified the things within the parenthesis

UkuleleGirl:

okay. yea i think so

UkuleleGirl:

math isn't my strong stuit.

UkuleleGirl:

\[2(2.6r-14.7s)\] ?????/

snowflake0531:

good job

UkuleleGirl:

oh so its right. YAY

UkuleleGirl:

Next distribute?

UkuleleGirl:

but like I don't know.

snowflake0531:

yes

UkuleleGirl:

OKay.

snowflake0531:

@ukulelegirl wrote:
\[2(2.6r-14.7s)\] ?????/
2*2.6r - 2*14.7s

UkuleleGirl:

okay.

UkuleleGirl:

5.2r+29.4s

snowflake0531:

I think you mean minus

UkuleleGirl:

I think its negtive..

UkuleleGirl:

Yep

UkuleleGirl:

the bottom right one?

UkuleleGirl:

YES it was right. Thanks for your help

snowflake0531:

yw~

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