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OpenStudy (anonymous):
6r-7/10=r/4 show work please.
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OpenStudy (anonymous):
cross multiply so that 4(6r-7)=10r Expand 24r-28=10r bring like terms together 24r-10r=28 14r=28 divide by 14... r=28/14 so... r=2
OpenStudy (anonymous):
im confused about the cross multiplying part, how do you do it and to what?
OpenStudy (anonymous):
oh nevermind , i get it. thanks .
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