document.write( "Question 831209: How many pounds of M&M selling for $2.00 per pound sould be mixed with 2 lb of Raisinettes selling for $3.00 per lb to obtain a mixture selling for $2.20 per lb? \n" ); document.write( "

Algebra.Com's Answer #501205 by josmiceli(19441) $\"\"$ $\"About$

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Let $\"+x+\"$ = pounds of M&M's needed
\n" ); document.write( " $\"+%28+2x+%2B+3%2A2+%29+%2F+%28+x+%2B+2+%29+=+2.2+\"$
\n" ); document.write( " $\"+2x+%2B+6+=+2.2%2A%28+x+%2B+2+%29+\"$
\n" ); document.write( " $\"+2x+%2B+6+=+2.2x+%2B+4.4+\"$
\n" ); document.write( " $\"+.2x+=+1.6+\"$
\n" ); document.write( " $\"+x+=+8+\"$
\n" ); document.write( "8 pounds of M&M's are needed
\n" ); document.write( "check:
\n" ); document.write( " $\"+%28+2x+%2B+3%2A2+%29+%2F+%28+x+%2B+2+%29+=+2.2+\"$
\n" ); document.write( " $\"+%28+2%2A8+%2B+3%2A2+%29+%2F+%28+8+%2B+2+%29+=+2.2+\"$
\n" ); document.write( " $\"+%28+16+%2B+6+%29+%2F+10+=+2.2+\"$
\n" ); document.write( " $\"+22+=+2.2%2A10+\"$
\n" ); document.write( " $\"+22+=+22+\"$
\n" ); document.write( "OK \n" ); document.write( "

\n" );