2y + 3

the difference of three y and one

3y - 1

is the same as means equal to. Set 2y + 3 equal to 3y - 1 for our final algebraic expression:

**2y + 3 = 3y - 1**

If the problem asks you to solve for y, subtract 2y from each side:

3 = y - 1

Add 1 to each side:

y =

**4**