Understanding Equations and Unknowns

What does the equal sign in an equation signify?

• It means the equation is incorrect.

• It suggests that the equation is a question.

• It shows that both sides of the equation must have the same value.

• It indicates that the equation is complete.

In the equation 8 + X = 6 + 6, what is the value of X?

• 2

• 6

• 8

• 4

If 8 + 2 + 3 + 5 equals 5 + 5 + 5 + X, what is the value of X?

• 4

• 1

• 3

• 2