Question

What do you know about expressions and equations? What are some examples of expressions and equations? Have you ever thought about what you should do if you don’t know a certain value? Give an example of how you think you should handle that type of situation.

Answer 1

Step-by-step explanation:

An expression is a number, a variable, or a combination of numbers and variables and operation symbols. An equation is made up of two expressions connected by an equal sign.

16−6=10 This is an equation—two expressions are connected with an equal sign.

2. 4⋅2+1 This is an expression—no equal sign.

3. x÷25 This is an expression—no equal sign.

4. y+8=40 This is an equation—two expressions are connected with an equal sign.