Question

Solve the simultaneous equations: − 2 = −2 ; + 2 = 10 to

find value of ‘’.​

Answer 1

Answer:

x - 2y = - 2

x + 2y = 10

Adding I and II 

2x = 8 

⇒ x = 4 

Putting the value of x in (I) we get 

4 - 2y = -2 

⇒ - 2y = -6 

⇒ y = 3