Evaluate Algebraic Expressions With Integers

The process of substituting a given value for a variable and performing operations given following order of operations.

• equation

• evaluate

• expression

• substitution

Two expressions are said to be equivalent expressions if ____________________

• one expression is greater than the other expression

• they have different values

• they are equal to each other

• they contain variables

• A

• B

• C

• D

Evaluate the expression

• 2

• -2

• 24

• -20

-5-3

• 8

• —8

• 2

• —2

-2 - (-8)

• 10

• -10

• -6

• 6

-4(2) = ​ ​ (a)  

• -8

• +8

• -6

• 2

Using the key, which expression shows the model after its been simplified by combining like terms?

• 
• 
• 
• 

• 18
• -18
• 27
• -27

Look at the model. Write an algebraic expression to represent this model.

• 2x + 2

• 5x - 2

• 6x - 8

• -5x - 4