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Mathematics 20 Online
OpenStudy (anonymous):

A silversmith has two alloys, one containing 70% silver and the other 30% silver. How much of each should be melted and combined to obtain 800 grams of an alloy containing 54% silver?

OpenStudy (luckycoins888):

very sory but i cant solve this maby lolcat can

OpenStudy (luckycoins888):

satellite73 can or lolcat

OpenStudy (anonymous):

\[.7x+.3(800-x)=.54\times 800\] should do it

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