Question

Solve x-3y=2a , 2x+y = 5a

Answer 1

Step-by-step explanation:

x-3y=2a. 1 eq

2x+y=5a(equating both the equation) 2e

multiplying 2 in eq 1

2x-6y=4a

2x+y=5a

-. -. -

2x and 2x gets cut

-7y=-a

7y=a

y=a/7

Answer 2

Step-by-step explanation:

x-3y=2a 1 equation

2x+y=5a 2 equation

multiply 2 in equation 1

2x-6y=4a

2x+y=5

2x and 2x gets cancel