Question

Solve 7x -15y=2; x+2y=3 by graphical method

Answer 1

Step-by-step explanation:

x=3-2y, from given data x+2y=3. Again substituting the value of x thus obtained 7(3-2y)+15y=2→21-14y+15y=2–>y=2-21=-19.x=3-2y=3-2(-19)=3+38=41.

Ans: x=41 & y=(-19)