### Home > MC2 > Chapter 3 > Lesson 3.2.5 > Problem 3-105

3-105.

Refer to the Math Notes box in Lesson 3.2.3 for help with the 5-D Process.

Use the following relationship to determine how many boys and girls there were at the camp:

2 ( boys ) + 6 = girls

If 40 is trial 1, what is the number of girls? Set up your table with Define, Do, and Decide columns as shown in the Math Notes box to the right.

Decide if the total is correct. If not, make another trial. Keep making trials until the correct answer is found.

Declare the correct answer in a sentence.