document.write( "Question 267779: computer sale: you have a coupon for $200 off the price of a personal computer. When you arrive at the store, you find that the computers are on sale for 20% off. Let x represent the original price of the computer.\r
\n" ); document.write( "\n" ); document.write( "question 28) form the composition of the functions f and g that represents your cost if you use the discount first, then use the coupon.\r
\n" ); document.write( "\n" ); document.write( "well I know f(x)=x-$200
\n" ); document.write( "g(x)=x-20%
\n" ); document.write( " but I don't know how to solve this problem \n" ); document.write( "
Algebra.Com's Answer #196417 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
computer sale: you have a coupon for $200 off the price of a personal computer. When you arrive at the store, you find that the computers are on sale for 20% off. Let x represent the original price of the computer.
\n" ); document.write( "question 28) form the composition of the functions f and g that represents your cost if you use the discount first, then use the coupon.
\n" ); document.write( "-------------
\n" ); document.write( "f(x) = 0.80x
\n" ); document.write( "g(x) = x-200
\n" ); document.write( "-----
\n" ); document.write( "gof(x) = g[f(x)} = g[0.80x] = 0.80x-200
\n" ); document.write( "---------------------
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "================================\r
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\n" ); document.write( "well I know f(x)=x-$200
\n" ); document.write( "g(x)=x-20%
\n" ); document.write( " \n" ); document.write( "
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