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saumyawardhan1
 one year ago
Best ResponseYou've already chosen the best response.0\[\frac{ 21 }{ (12x) }\frac{ 21 }{ 12+x }\] How o solve these?

wio
 one year ago
Best ResponseYou've already chosen the best response.0Find a common denominator.

hartnn
 one year ago
Best ResponseYou've already chosen the best response.0\[\large\frac{a}{b}+\frac{c}{d}=\frac{ad+bc}{bd}\]

angela210793
 one year ago
Best ResponseYou've already chosen the best response.2find the common denom and this is what it will be also (ab)*(a+b)=(a^2b^2) dw:1356524168863:dw

hartnn
 one year ago
Best ResponseYou've already chosen the best response.0to simplify the process, you can factor out 21 before crossmultiplying.
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