document.write( "Question 1027842: Let f(x) = {2-3x}/{5-2x}. For what value of a is f(a) = 3? \n" ); document.write( "
Algebra.Com's Answer #643044 by macston(5194)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "We are looking for the value of x when f(x)=3 \n" ); document.write( "Let f(x)=y=3; Let x=a \n" ); document.write( ". \n" ); document.write( "y={2-3x}/{5-2x} \n" ); document.write( ". \n" ); document.write( "3=(2-3x)/(5-2x) . Multiply each side by (5-2x) \n" ); document.write( ". \n" ); document.write( "15-6x=2-3x . Add 6x to each side. \n" ); document.write( ". \n" ); document.write( "15=2+3x . Subtract 2 from each side. \n" ); document.write( ". \n" ); document.write( "13=3x . Divide each side by 3. \n" ); document.write( ". \n" ); document.write( "13/3=x \n" ); document.write( ". \n" ); document.write( "ANSWER a=13/3\r \n" ); document.write( "\n" ); document.write( ". \n" ); document.write( "CHECK: \n" ); document.write( ". \n" ); document.write( " \n" ); document.write( ". \n" ); document.write( " \n" ); document.write( ". \n" ); document.write( " \n" ); document.write( ". \n" ); document.write( " \n" ); document.write( ". \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( ". \n" ); document.write( " \n" ); document.write( " |