document.write( "Question 1093181: Solve by substitution. 4x – 3y = 5 and x + 2y = 4 \n" ); document.write( "
Algebra.Com's Answer #707801 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! 4x – 3y = 5 and x + 2y = 4; use the second, because x stands alone. x=-2y+4 \n" ); document.write( "4(-2y+4)-3y=5 \n" ); document.write( "-8y+16-3y=5 \n" ); document.write( "-11y=-11 \n" ); document.write( "y=1 \n" ); document.write( "x=2 \n" ); document.write( "(2, 1) \n" ); document.write( "Substitute into both equations to show that it checks. \n" ); document.write( " |