Mathematics
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OpenStudy (xcecex):
What is the ratio 5 to 105 expressed as a fraction in simplest form? Need help with ratios.
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OpenStudy (joannablackwelder):
To simplify a ratio, divide both sides by common factors until no common factos are left.
OpenStudy (xcecex):
So 5 is a common factor.
OpenStudy (joannablackwelder):
Do you know of a common factor between 5 and 105?
OpenStudy (joannablackwelder):
Yup, great! :)
OpenStudy (xcecex):
:D
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OpenStudy (joannablackwelder):
So, what do you get when you divide that out of both sides?
OpenStudy (xcecex):
1/21?
OpenStudy (joannablackwelder):
Perfect! :D
OpenStudy (xcecex):
Yay! thank you :)
OpenStudy (joannablackwelder):
No worrie. Great job!
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OpenStudy (xcecex):
Can you help with a few more if you can?
OpenStudy (joannablackwelder):
Sure!
OpenStudy (xcecex):
Thanks! hold on let me get the questions.
OpenStudy (joannablackwelder):
Ok.
OpenStudy (xcecex):
Btw i got a 100% on tht test!!! Whoop whoop!
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OpenStudy (joannablackwelder):
Yay! :)
OpenStudy (xcecex):
Okay so the question is "What is the solution to 1/3 (9x-6)= 2x+3"?
OpenStudy (joannablackwelder):
Ok. Do you have any idea how to start?
OpenStudy (xcecex):
Uhm combine like terms, right?
OpenStudy (joannablackwelder):
Yes, that is usually a good first step, but we need to get rid of a parentheses first to combine them.
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OpenStudy (xcecex):
Right. So 9 minus 6 is 3. so 3x?
OpenStudy (joannablackwelder):
Ooo, no, 9x and 3 aren't like terms
OpenStudy (joannablackwelder):
Like terms have the same number of variables.
OpenStudy (xcecex):
Oh yeah. so 9x-2x?
OpenStudy (joannablackwelder):
That's closer. But we still need to get rid of the parentheses first.
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OpenStudy (xcecex):
>_< Let me think here. So we need to get rid of the parentheses first.
OpenStudy (joannablackwelder):
Right.
OpenStudy (joannablackwelder):
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