Question

Find the inverse of the function for y in terms of x.

`20=8x+4y`

Answer 1

`y = (5)/(2)-(x)/(2)`

Explanation:

To find the inverse, just interchange the variables and solve for y.

20 = 8y + 4x

20-4x = 8y : Then divide both sides by 8

`y = (20)/(8) - (4x)/(8)`

`y=(5)/(2) -(x)/(2)`