document.write( "Question 142387: If P = 7y + 2xy - 6x and Q = 5 - 7y, find the value of 3P - 4Q.\r
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Algebra.Com's Answer #103666 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! P=7y+2xy-6x \n" ); document.write( "Q=5-7y \n" ); document.write( "find the value of 3P-4Q. \n" ); document.write( "3(7y+2xy-6x)-4(5-7y) \n" ); document.write( "21y+6xy-18x-20+28y \n" ); document.write( "49y+6xy-18x-20 answer.\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |