Write the equation and solve the problem:

A high school graduating class is made up of 512 students. There are 70 more girls than boys. How many boys are in the class?

3 answers

Let x = number of boys

x + x + 70 = 512
2x = 512 - 70
2x = 442
x = ?
x=221

Thanks Ms. Sue you are the best!
You're welcome, Clair.