document.write( "Question 319559: Solve the system of equations: \r
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document.write( " x + 2y = 3\r
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document.write( "4x + 5y = 6 \n" );
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Algebra.Com's Answer #228831 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Solve the system of equations: \n" ); document.write( "x + 2y = 3 \n" ); document.write( "4x + 5y = 6 \n" ); document.write( "---------------------- \n" ); document.write( "Multiply thru the 1st eq. by 4 to get: \n" ); document.write( "4x + 8y = 12 \n" ); document.write( "4x + 5y = 6 \n" ); document.write( "------ \n" ); document.write( "Subtract the 2nd from the 1st and solve for \"y\": \n" ); document.write( "3y = 6 \n" ); document.write( "y = 2 \n" ); document.write( "---- \n" ); document.write( "Since x+ 2y = 3, x +2(2) = 3, x = -1 \n" ); document.write( "-------------------- \n" ); document.write( "Solution: (-1,2) \n" ); document.write( "=================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |