Question

Y=ax+dy equals ax + d

Answer 1

`a=(y-d)/(x)`

Explanation:

To solve for a in the the equation

`y=ax+d`

we first subtract d from both sides to get

`y-d=ax+d-d`
`y-d=ax`

Finally,

`(y-d)/ x=(ax)/(x)`
`(y-d)/(x)=a`

A bit of rearranging gives

`a=(y-d)/(x)`