document.write( "Question 283409: Susan wants to mix 10pounds of virginia peanuts that cost $3.50 a pound with spanish peanuts that cost $3.00 a pound to obtain a mixture that costs $3.20 a pound. How many pounds of Spanish peanuts must she use? \n" ); document.write( "

Algebra.Com's Answer #205743 by richwmiller(17219) $\"\"$ $\"About$

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10*3.5+x*3=3.2(x+10)
\n" ); document.write( "x=15
\n" ); document.write( "add 15 pounds of Spanish peanuts
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