document.write( "Question 65961: The directions are use the substitution method to solve the Linear system.
\n" ); document.write( "The Problem is: One share of stock A is worth 3 1/2 shares of stock B. If the total value of the stock is $9,000, how much was invested in each company? The equations that I have come up wich are A=3 1/2B and A+B=9,000 i don't know what to do next or if my equations are right. If you have the time please help me figure this problem out. I've worked on it for days and i just can't get it. Thanks.\r
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Algebra.Com's Answer #46706 by ptaylor(2198)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "You are right on target on this one!!!!!! Good work!!!!!You have gotten past the hard part. All that's left to do is solve:\r
\n" ); document.write( "\n" ); document.write( "(1) A+B=9000
\n" ); document.write( "(2)A=(3.5)B\r
\n" ); document.write( "\n" ); document.write( "Substitute (2) in (1) and we have:\r
\n" ); document.write( "\n" ); document.write( "(3.5)B+B=9000
\n" ); document.write( "(4.5)B=9000
\n" ); document.write( "B=$2000 Total value of Stock B \r
\n" ); document.write( "\n" ); document.write( "Substitute B=$2000 in (1):
\n" ); document.write( "A=9000-2000=$7000 Total value of stock A\r
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\n" ); document.write( "\n" ); document.write( "ck
\n" ); document.write( "7000=(3.5)2000
\n" ); document.write( "and
\n" ); document.write( "7000+2000=9000\r
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\n" ); document.write( "\n" ); document.write( "Hope this helps----ptaylor\r
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