Question

If the point (2,-4) lies on the graph of the equation 2y = ax - 10, then find the value of a

Answer 1

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a = 1

Step-by-step explanation:

refer the attached pic for the explained solution.

Answer 2

Step-by-step explanation:

(x,y)= (2,-4)

equation 2y=ax-10

put the value of x and y

2(-4)=a(2)-10

8=2a-10

2a= 8+10

2a=18

a=18/2

a= 9