document.write( "Question 83685: Multiply: (x/3+3/4)(3x/4-3/5) \n" ); document.write( "
Algebra.Com's Answer #60167 by checkley75(3666)![]() ![]() ![]() You can put this solution on YOUR website! X/3+3/4 \n" ); document.write( "3X/4-3/5 \n" ); document.write( "------------------ \n" ); document.write( "(X/3)(3X/4)+(3/4)(3X/4)+(X/3)(-3/5)+(3/4)(-3/5) \n" ); document.write( "3X^2/12+9X/16-3X/15-9/20 NOW FIND A COMMON DENOMINATOR SO WE CAN ADD THESE FRACTIONS THUS: WE HAVE A LOWEST COMMON DENOMINATOR OF 240: \n" ); document.write( "(3X^2*10+9X*15-3X*16-9*12)/240 \n" ); document.write( "(30X^2+135X-48X-108)/240 \n" ); document.write( "(30X^2+87X-108)/240 NOW REDUCE BY DIVIDING BY 3: \n" ); document.write( "(10X^2+29X-36)/80 THE NUMERATOR CAN ONLY BE REDUCED USING THE QUADRATIC EQUATION. \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |