Combining Like Terms

Combining Like Terms

Open Ended

Do Now:

Combine the like terms below. Afterwards, simplify each equation using x=3 and c=7.

a. 12x + 5x

b. -23c + 18c

Learning Targets

• I can generate equivalent expressions using the fact that addition and multiplication can be done in any order (commutative property) and any grouping (associative property) with 85% mastery.

• I can follow SOAR norms and STAR expectations during virtual learning with 100% mastery.

Turn to Module 3 Workbook page 20

(Write in your math notebook if you don't have the workbook)

Open Ended

Find the sum by aligning the expressions vertically.

(6a + 2b - 7c) + (3a - 4b + +12c)

Open Ended

Find the difference by aligning the expressions vertically.

(4x + 8y - 2) - (3y + 2)

Turn to Module 3 Workbook page 21

Example 3

Turn to Module 3 Workbook page 21

Example 4 (complete if time permits)

Open Ended

Exit Ticket (page 25)


1. Combine like terms
(4f - 3 + 2g) - (-4g + 2)


2. Simplify the expression.

 $\frac{27h}{3h}$