Question

Answer its urgent ​

Answer 1

here is your answer ....

if it is helpful mark it brainiliest please

Answer 2

Given equation, 5x= ay-1

If (1, -2) lies on the graph, x= 1 and y = -2

(5×1) = (-2×a) - 1

-2a -1 =5

-2a = 6

a = 6/-2 = -3

a = -3