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Algebra
Question

How much tin (Sn) and how much lead (Pb) must be a...

How much tin (Sn) and how much lead (Pb) must be added to \( 800 \) pounds (Ibs) of an alloy containing \( 50 \% \) tin and \( 25 \% \) lead to make an alloy that is \( 60 \% \) tin and \( 20 \% \) lead. (hint: this is 

a system of linear equations question) (2 SD) 

Answer

\(200pounds\ Sn\\0pounds\ Pb\)

Solution
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