Identify the following as an expression or an equation.(4 points) Expression Equation 44⋅−2x44⋅−2x 24x3=1824x3=18 7x+3=17x+3=1 2x2+3x+52x2+3x+5

Answer 1

Let's classify each item:

1. 44⋅−2x - This is an expression. It does not contain an equals sign.

2. 24x3=18 - This is an equation. It has an equals sign, indicating that the left side is equal to the right side.

3. 7x+3=1 - This is an equation. Like the previous one, it includes an equals sign.

4. 2x2+3x+5 - This is an expression. It does not contain an equals sign.

To summarize:

• 44⋅−2x: Expression
• 24x3=18: Equation
• 7x+3=1: Equation
• 2x2+3x+5: Expression