CPM CC3 2.1.9 Day 1

CPM CC3 2.1.9 Day 1

Please get out your 2.1.9 notes

I can: Solve an equation for x.

Poll

How are you feeling today?

• 1 - Awful

• 2 - I'm okay

• 3 - I'm doing great!

• 4 - There is nothing I want more than to be in math class right now!!!!

Multiple Choice

Did you watch the video from yesterday for 2.1.8 Day 2 notes?

• Yes

• No

Where are we, and where are we going?

• 10/15 Thursday: 2.1.9 Day 1

• 10/16 Friday: 2.1.9 Day 2

• 10/19 Monday: Chapter closure IN CLASS

• 10/20 Tuesday: Chapter Review Quizizz

• 10/21 Wednesday: iReady 45 Mins

• 10/22 Thursday: Catch Up Day!

Before we get started on 2.1.9, let's review where we are at!

There are 11 Questions!

Ready?? Here... we... go!

Multiple Choice

Simplify by combining like terms:

3x + 2x + 3y - 7y

• 5x + 10y

• 5x + 4y

• 5x - 4y

• 5x -10y

Multiple Choice

What expression does this picture show?

• $2x-4$

• $-2x-4$

• $2x+4$

• $-2x+4$

Multiple Choice

What expression does this picture show?

• $2x-\left(4\right)$

• $-2x-\left(4\right)$

• $2x+4$

• $-2x+4$

Multiple Choice

What expression does this photo show?

• $y-4$

• $-\left(y-4\right)$

• $\left(-y+4\right)$

• $y+4$

Multiple Choice

What expression does this picture show?

• $3-\left(-2+y^2\right)$

• $3-\left(2-y^2\right)$

• $3x-\left(2-y^2\right)$

• $3x+2-y^2$

Multiple Choice

Simplify each expression.

• -5x

• -4x -2

• -4x + 2

• -5x + 2

Multiple Choice

Simplify each expression.

• -4x

• 3x

• 0

• 2x + 2

Multiple Choice

Simplify the expression.

• -x

• -x - 1

• -x + 3

• x - 3

Multiple Choice

8+-7-(-6)+1

• -7
• 16
• 8
• -4

Multiple Choice

Simplify each expression.

• 5x +1

• 9x + 1

• -2x - 1

• 12x - 7

Multiple Choice

Evaluate expression if a=3 and b=4

4b-5a

• 2

• 1

• -8

• 8

Please grab your 2.1.9 notes!

We are doing page 1 today, and page 2 tomorrow!

2-81a

We are going to do this one together.

Our goal is to see what x equals!

2-81b

What is the value for y?

Is there a solution to every problem?

Open Ended

What is the value of y? If there isn't one, write "no solution."

Open Ended

2-82a - What is the value of x? If there isn't one, write "no solution."

Open Ended

2-82b - What is the value of x? If there isn't one, write "no solution."

Open Ended

2-82c - What is the value of x? If there isn't one, write "no solution." See something weird? What do you think this means? Take a guess!

Tomorrow, please watch the 2.1.9 Day 2 video for your notes!

It's the last new lesson of the chapter!!!