Question

What is the slope from (0,0) to (3,21) ​

Answer 1

The formula to find the slope is m=
`(y2-y1)/(x2-x1) \\`

So take the point you have and place them in the formula-

m=
`(21-0)/(3-0)`=
`(21)/(3)`=7

Answer 2

it's just 3/21 or 1/7 if you simplify it