Question

If the point A ( 4, 1 ) lies on the graph of the equation 5x + ay = 19, then find a.

Answer 1

Step-by-step explanation:

Given Coordinates:(4,1)

Therfore, x=4 and y=1

Given Equation:5x+ay =19

Substitute the values,

5(4) + a(1) = 19

20 + a= 19

a= 20-19

a=1