### Home > CAAC > Chapter 10 > Lesson 10.4.3 > Problem 10-150

10-150.

3.75*x + 8 ≤ 20*

Find the boundary point.

3.75*x* + 8 = 20

Solve for *x*.

3.75*x* = 12

*x* = 3.2

Vinita can rent the skateboard for up to 3.2 hours.

10-150.

3.75*x + 8 ≤ 20*

Find the boundary point.

3.75*x* + 8 = 20

Solve for *x*.

3.75*x* = 12

*x* = 3.2

Vinita can rent the skateboard for up to 3.2 hours.