Question

If the points (3, 2) lies on the graph 2x=ay-4, find the value of a + 1/a​

Answer 1

The value of a + 1/a​ = 26/5=5.2

Explanation:

Since x=3 and y=2

2x=ay-4,

2(3)= a(2) -4

6= 2a-4

6+4= 2a

10= 2a

a= 10/2

a= 5

Therefore

a + 1/a​= 5+ 1/5=26/5=5.2