Question

How do you solve `40 = 4/5u`?

Answer 1

`u = 50`

Explanation:

`40 = 4/5 u`

`40 =color(blue)( (4/5)) u`

`40 * color(blue)( 5/4) = u`

`cancel40 * color(blue)( 5/cancel4) = u`

`10 * 5 = u`

`u = 50`