### Home > CAAC > Chapter 2 > Lesson 2.1.8 > Problem 2-78

2-78.

Use the Guess and Check table in the eTool below to solve.

Click the link at right for the full eTool version: AC 2-78 HW eTool

Make a guess and check table like the one below.

2-78.

Use the Guess and Check table in the eTool below to solve.

Click the link at right for the full eTool version: AC 2-78 HW eTool

Make a guess and check table like the one below.