Question

16. Check which of the following solutions of the equation are x-2y=4 and which are not:
(i) (1,1) OR (2,0)
(ii) (0,2)
(iii) (4,0)​

Answer 1

Answer:

substitute the values into the equation.

(i) 1-2≠4   so no

(ii) -4≠4 so no

(iii) yes  4 -(2*0)= 4-0=4