document.write( "Question 549214: A.write a function rule 2 calculate The cost of buying bananas @ $.39a pound B. How much would it cost to buy 3.5 pounds of bananas? \n" ); document.write( "
Algebra.Com's Answer #357533 by nyc_function(2741)\"\" \"About 
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Let p = pounds\r
\n" ); document.write( "\n" ); document.write( "Let C = cost\r
\n" ); document.write( "\n" ); document.write( "C = 0.39p\r
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\n" ); document.write( "\n" ); document.write( "To find the cost at 39 cents per pound to buy 3.5 pounds of bananas, replace p with 3.5 and multiply by 0.39.\r
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\n" ); document.write( "\n" ); document.write( "C = 0.39(3.5)\r
\n" ); document.write( "\n" ); document.write( "C = $1.365\r
\n" ); document.write( "\n" ); document.write( "We can say the cost is $1.36.\r
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