Question

141x+93y=189;93x+141y=45 solve this equation by elimination method

Answer 1

in this type of equation, we will first add the equations and then subtract them. \\ [tex]141x+93y=189 \\ 93x+141y=45\\ =234x+234y= 234\\ x+y=1\\ 141x+93y=189\\ 93x+141y=45\\ =48x-48y=144\\ x-y=3 solving the two equations, x+y=1 \\ x-y=3 \\ x=2 y=-1[/tex] \\ if you are satisfied with this answer plz give me a "thanks"