document.write( "Question 228152: if f(x)=4x+3 and f(x)=23 what is the value of x?
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Algebra.Com's Answer #169432 by nerdybill(7384)![]() ![]() You can put this solution on YOUR website! if f(x)=4x+3 and f(x)=23 what is the value of x? \n" ); document.write( ". \n" ); document.write( "So you started with: \n" ); document.write( "f(x)=4x+3 \n" ); document.write( "Then, they said that \n" ); document.write( "f(x)=23 \n" ); document.write( "Substitute the above in for f(x) and solve for 'x': \n" ); document.write( "23=4x+3 \n" ); document.write( "20=4x \n" ); document.write( "5 = x \n" ); document.write( " \n" ); document.write( " |