Evaluating Expressions

What does evaluating an expression generally involve?

• Finding the derivative

• Simplifying or solving the equation

• Graphing the equation

• Finding the integral

In the context of evaluating expressions, what does the equal sign signify?

• A direct substitute for the same value

• A placeholder for a variable

• A comparison between two values

• An indication of inequality

When substituting a value for a variable, what is the first step?

• Multiply the variable by the value

• Add the value to the variable

• Divide the variable by the value

• Replace the variable with the given value

How do you handle two negative numbers in an expression?

• Add them and keep the result positive

• Subtract them and keep the result positive

• Add them and keep the result negative

• Subtract them and keep the result negative

What is the result of evaluating the expression 10 plus negative 2?

• 12

• 8

• -12

• -8