Question

Fill in the other coordinate for the line 2x - 5y = 11: (4, )

Answer 1

2x - 5y = 11.              (4, a).  x = 4, y = a

Substituting into 2x - 5y = 11

2(4) - 5(a) = 11

8 - 5a = 11

-5a = 11 - 8

-5a = 3

a = 3/-5 = -3/5 =- 0.6

Other coordinate =  -3/5 = -0.6