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Mathematics 14 Online
OpenStudy (anonymous):

Simplify some ratios? x^2+8x/x^2 x^2-12x+20/x-10

OpenStudy (anonymous):

plz help!

OpenStudy (anonymous):

Can you rewrite with parentheses so I can be sure to understand properly?

OpenStudy (anonymous):

ummm okay (x^2+8x)/(x^2) (x^2-12x+20)/(x-10)

OpenStudy (anonymous):

I take it that these are two separate questions.

OpenStudy (anonymous):

yes and plz explain I am joining sea cadets and I am failing algebra, got to bring it up

OpenStudy (anonymous):

The first one can be simplified to (x+8)/x this is accomplished by dividing each of the three terms by x you can take it a step further to 1+ 8/x, but then it is no longer written as just one fraction.

OpenStudy (anonymous):

oh I thought it was that but I am never sure with ratios thx

OpenStudy (anonymous):

and the second one?

OpenStudy (anonymous):

the second one can be simplified to x-2. That's it.

OpenStudy (anonymous):

oh thx

OpenStudy (anonymous):

i will explain that one if you like

OpenStudy (anonymous):

could u explain it?

OpenStudy (anonymous):

i just hate ratios and i have to pass algebra with at least a B to do Sea Cadets

OpenStudy (anonymous):

I have a C

OpenStudy (anonymous):

Try multiplying (x-2) times (x-10). If you do it correctly, you will notice that it equals x^2-12x+20 Therefore, if you divide both the numerator and denominator of your original questions by (x-10), you will end up with (x-2)/1, which is just x-2

OpenStudy (anonymous):

ohhhh thx sooooo much!

OpenStudy (anonymous):

no problem. happy to help!

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