Variables in expressions

Variables in expressions

Let's try writing expressions with variables!

Poll

How do you feel about writing expressions so far?

• Horrible! What is an expression again?

• Eh, ok. I can write expressions but they can be tough!

• I feel good! I can read a situation and write the correct expression.

Multiple Select

Select the FALSE descriptor that applies to this expression: 7x

• 7 multiplied by x

• 7 times x

• The sum of 7 and x

• The product of 7 and x

Multiple Choice

Mr. Delgado has some young orange trees. He wants to plant them in 46 rows. If t is the total number of orange trees, write an algebraic expression to represent how many trees he can plant in each row.

• t = 46

• t+46 = x

• t = 46x

• 46+ x = t

Open Ended

What are expressions? What are variables?