document.write( "Question 192268: Solve the system of equations. 4x-y=6 2x+3y=-4 \n" ); document.write( "
Algebra.Com's Answer #144397 by Mathtut(3670)![]() ![]() ![]() You can put this solution on YOUR website! 4x-y=6 ..........eq 1 rewrite to y=4x-6 \n" ); document.write( "2x+3y=-4.........eq 2 \n" ); document.write( ": \n" ); document.write( "take y's value from eq 1 of 4x-6 and plug it into eq 2 \n" ); document.write( ": \n" ); document.write( "2x+3(4x-6)=-4 \n" ); document.write( ": \n" ); document.write( "2x+12x-18=-4 \n" ); document.write( ": \n" ); document.write( "14x=14 \n" ); document.write( ": \n" ); document.write( "x=1 \n" ); document.write( ": \n" ); document.write( "now take x's found value and plug it back into either equation and solve for y \n" ); document.write( ": \n" ); document.write( "I will use rewrite of eq 1 \n" ); document.write( ": \n" ); document.write( "y=4(1)-6=-2 \n" ); document.write( ": \n" ); document.write( "(1,-2) is the solution \n" ); document.write( " |