document.write( "Question 130520: Its me again! In a picnic a group of students rented a hut FOR P600. TWO OTHER STUDENTS JOINED IN, AS A CONSEQUENCES, EACH OF THE OTHERS NEED TO PAY P10 LESS. HOW MANY WERE THERE IN THE ORIGINAL GROUP? \n" ); document.write( "
Algebra.Com's Answer #95330 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! let x=\"original number\" __ 600/x=(600/(x+2))+10\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "multiplying by x(x+2) __ 600x+1200=600x+10x^2+20x\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "subtracting 600x+1200 and dividing by 10 __ 0=x^2+2x-120\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "factoring __ 0=(x+12)(x-10) __ 0=x+12 and 0=x-10 \n" ); document.write( " |