document.write( "Question 43386: If f(x)=5x-1, find the following f(a-2) \n" ); document.write( "
Algebra.Com's Answer #28397 by AnlytcPhil(1806)\"\" \"About 
You can put this solution on YOUR website!
If f(x) = 5x - 1, find the following f(a-2)\r\n" );
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document.write( "f(a number or expression) = right hand side\r\n" );
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document.write( "just means to substitute that number or \r\n" );
document.write( "expression for x in the right hand side\r\n" );
document.write( "and then simplify it:\r\n" );
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document.write( "f(x) = 5x - 1\r\n" );
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document.write( "Erase all the x's and replace them with blanks\r\n" );
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document.write( "f___ = 5_ - 1\r\n" );
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document.write( "Make the blanks long enough to hold (a-2)\r\n" );
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document.write( "f_____ = 5_____ - 1\r\n" );
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document.write( "Put (a-2)'s in the blanks.\r\n" );
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document.write( "f(a-2) = 5(a-2) - 1\r\n" );
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document.write( "Erase the blanks:\r\n" );
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document.write( "f(a-2) = 5(a-2) - 1\r\n" );
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document.write( "Simplify the right side:\r\n" );
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document.write( "f(a-2) = 5a - 10 - 1\r\n" );
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document.write( "f(a-2) = 5a - 11\r\n" );
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document.write( "Edwin
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