Combining Like Terms
Presentation
•
Mathematics
•
8th Grade
•
Medium
Standards-aligned
Heather Hall
Used 651+ times
FREE Resource
7 Slides • 7 Questions
1
AKA simplifying expressions
2
coefficient
constant
variable
expression
equation
terms
3
4
Multiple Choice
In the following expression, the number 5 is an example of a _____________?
- 7x + 5y + 11
term
constant
coefficient
variable
5
Before solving an equation, it is helpful to simplify each expression.
We simplify by combining like terms... but what does that mean?
6
If expressions are sentences,
terms are the individual words.
The example shown has 3 terms.
The sign before each term tells you if the term is positive or negative.
7
Look for terms with constants, or terms with the same variable
We can combine like terms to simplify long expressions.
8
Multiple Choice
Simplify by combining like terms:
d + d + d + 3 + 2
3d + 5
d + 5
2d + 7
3d + 4
9
Multiple Choice
Simplify by combining like terms:
2x + 1 + 7x
10x
10
9x + 1
9 + 1x
10
Multiple Choice
Let's kick it up a notch!
Start by identifying all the like terms, then combine.
Pay attention to the signs before each term!
6f + 3 - 4f + 5 + 10f
20f
12f + 8
24f + 8
28 + f
11
Multiple Choice
Simplify by combining like terms:
-r - 10r
11r
-11r
9r
-11
12
Multiple Choice
Simplify by combining like terms:
6x + 4y - x + 4y
15
13y
5x + 8y
14y - 1
13
Multiple Choice
This time, you need to distribute THEN combine like terms!
3(y + 5) - 2y
5y + 5
6y
5y + 15
y + 15
14
Now you will complete an independent Quizzizz to practice your skills!
AKA simplifying expressions
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