Y=2+5/6x-----1 4x=3+3y-----2 from equation ----2 X=3+3y/4 substitute for the value of X in equation-----1 y=7/6(3+3y)/4 y=7 x4/6(3+3y) y=28/18+18y y(18+18y)=28 18y²+18y-28=0 9y²+9y-14 X=-b±√b² - 4ac/2a X=-18±√18²-4(-28x18)/2x18 x=-18±√324+2016/36 X=-18±√65 X=-18+8.06 x=9.94 X=-18-8.06=-26.0 6 X=9.9 ; X=-26.06
