document.write( "Question 159218: 2x2 = 3y2 + 5 , x - 3 + 5 = 0 \n" ); document.write( "
Algebra.Com's Answer #117355 by KnightOwlTutor(293)![]() ![]() You can put this solution on YOUR website! x-3+5=0 simplify to get x+2=0 subtract 2 from both sides and get x=-2\r \n" ); document.write( "\n" ); document.write( "replace each x with -2. When you square a -number the result is positive. \r \n" ); document.write( "\n" ); document.write( "2(-2)^2=3y^2+5 8=3y^2+5 \r \n" ); document.write( "\n" ); document.write( "Subtract 5 from both side and you get 3=3y^2\r \n" ); document.write( "\n" ); document.write( "Divide both sides by 3 \n" ); document.write( "1=y^2 y =1 or -1. \n" ); document.write( " |