document.write( "Question 667133: • How many pounds of tea worth 6 dollar per pound should be mixed with 20 pounds of tea worth 4.50 dollars per pound to get a mixture to be sold for 5 dollars per pound? \n" ); document.write( "

Algebra.Com's Answer #414812 by josmiceli(19441) $\"\"$ $\"About$

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Let $\"+x+\"$ = pounds of $6 tea needed
\n" ); document.write( " $\"+%28+6x+%2B+4.5%2A20+%29+%2F+%28+x+%2B+20+%29+=+5+\"$
\n" ); document.write( " $\"+%28+6x+%2B+90+%29+%2F+%28+x+%2B+20+%29+=+5+\"$
\n" ); document.write( " $\"+6x+%2B+90+=+5%2A%28+x+%2B+20+%29+\"$
\n" ); document.write( " $\"+6x+%2B+90+=+5x+%2B+100+\"$
\n" ); document.write( " $\"+x+=+10+\"$
\n" ); document.write( "10 pounds of $6 tea are needed
\n" ); document.write( "check:
\n" ); document.write( " $\"+%28+6%2A10+%2B+90+%29+%2F+%28+10+%2B+20+%29+=+5+\"$
\n" ); document.write( " $\"+150+%2F+30+=+5+\"$
\n" ); document.write( " $\"+5+=+5+\"$
\n" ); document.write( "OK \n" ); document.write( "

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