How do you solve -\frac { 3} { 5} u - \frac { 1} { 3} = \frac { 2} { 5} u - 3?

1 Answer
May 14, 2017

u=7/3

Explanation:

Add 3/5u to both sides:

-3/5u-1/3+3/5u=2/5u-3+3/5u

This becomes:

-1/3=u-3

Add 3 to both sides:

-1/3+3=u-3+3

This becomes:

7/3=u

We can turn this equation around to look more pleasing:

u=7/3