Question

How do you solve `-7/3v = -21/4`?

Answer 1

`color(blue)(v = 63 / 28`

Explanation:

`-7/3 v = - 21/ 4`

`v = (-21/4) / (-7/3), " cross multiplying"`

`v = (-21/4) * (-3/7)`

`v = + (21 * 3 ) / (4 * 7)`

`v = 63 / 28`