3x+8y=36
4x-y=7
3x+2y=18
x+3y=13
If the x-intercept of a line is h and its y-intercept is k, h+yk=1 represents the equation of that line. Thus, here point (4,3) divides the line joining points (h,0) (0,k) in the ratio 1:2 since the point is closer to x-axis. 1×0+2×h3=4 ⇒h=6 1×k+2×03=3 ⇒k=9 Equation of line is x6+y9=1 3x+2y=18.