document.write( "Question 1036649: An alloy of tin and copper has 6lbs of copper for every 2lbs of tin.If 200 pounds of an alloy are made,how many pounds of tin are required? \n" ); document.write( "

Algebra.Com's Answer #651393 by josmiceli(19441) $\"\"$ $\"About$

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(1) $\"+c%2Ft+=+6%2F2+\"$
\n" ); document.write( "(2) $\"+c+%2B+t+=+200+\"$
\n" ); document.write( "-------------------
\n" ); document.write( "(1) $\"+c+=+%286%2F2%29%2At+\"$
\n" ); document.write( "(1) $\"+c+=+3t+\"$
\n" ); document.write( "---------------
\n" ); document.write( "(2) $\"+c+%2B+t+=+200+\"$
\n" ); document.write( "(2) $\"+3t+%2B+t+=+200+\"$
\n" ); document.write( "(2) $\"+4t+=+200+\"$
\n" ); document.write( "(2) $\"+t+=+50+\"$
\n" ); document.write( "50 pounds of tin are needed
\n" ); document.write( "-------------------------
\n" ); document.write( "check:
\n" ); document.write( "(1) $\"+c+=+3t+\"$
\n" ); document.write( "(1) $\"+c+=+3%2A50+\"$
\n" ); document.write( "(1) $\"+c+=+150+\"$
\n" ); document.write( "------------------
\n" ); document.write( "(1) $\"+c%2Ft+=+6%2F2+\"$
\n" ); document.write( "(1) $\"+c%2Ft+=+3+\"$
\n" ); document.write( "(1) $\"+150%2F50+=+3+\"$
\n" ); document.write( "(1) $\"+3+=+3+\"$
\n" ); document.write( "OK \n" ); document.write( "

\n" );