Write down this problem on your
READY RECALL SHEET
Be prepared to explain your answer
if you are called on.
Write in words the steps to solve this equation:
r + 31 =−2(6r + 4)
Page 16 of
your INB
Solve Equations like…
- 2(6 – 3m) = - 17 + 6m
Unit 1: Linear Equations
This chapter will include some review from last year. 
Mostly, we will be solving equations – lots of equations!
1.5 Special Case Solutions
Get into your 4-Square Groups
Solve Equations like…
- 2(6 – 3m) = - 17 + 6m
Page 16-17
of your INB
Follow the Instructions on your Worksheet
What are your answers for …
Is it ok if we have different answers?
What are your answers for …
Are there any other possible answers?
What are your answers for …
Is this possible?
x+2=x-8
INTERACTIVE NOTEBOOK TIME
Only One Number Works
4x = 2x + 6
-2x -2x
2x = 6
No possible number
can work.
1x + 10 = 1x + 20
-1x
-1x
10 = 20
*All variables are
eliminated
3
x=3
3
6
Only one possible answer
10
20
No Solution, the scale
is not balanced.
All numbers can work.
1x + 4 = 1x + 4
-1x
-1x
4=4
*All variables are
eliminated
4
4
Infinite Solutions,
the scale is balanced
with any x.
Solve:
1. 4 – 2(x - 7) = -2x + 18
3. -m + 8 = 8(1 – 5m) - 4m
2. 5(x – 3) – 3x = -16 + 2x
4. -7x + 7 = -6x + 3(5x - 3)
Let’s go back to our “I can”
statement and solve it with our new skills.
Solve Equations like…
- 2(6 – 3m) = - 17 + 6m
Worksheet
1.5
Equations with
Infinite and
No Solutions
