Question

What is the equation of the blue line

Answer 1

`y=(1)/(2)x+2`

Explanation:

Using the points
`(0,2)` and
`(2,3)`, the gradient is
`(3-2)/(2-0)=(1)/(2)`.

The
`y`-intercept is
`(0,2)`, so the equation is
`y=(1)/(2)x+2`.