Simplifying Expressions
Comparing expressions
Tile Area/Perimeter
Solving Equations
Extra
100
6x + 4x +8 +3
10x + 11
100
What is greater?
Left: 5 + (–8) Right: –7 + 6
Right because -3<-1
100
DAILY DOULBE
What is the area?
x^2 +2x
100
Finley solved an equation and got the result of 3=3. What does this tell her about the solution?
That there are infinite solutions.
100
When graphing points, what axis comes first?
x-axis
200
6x - 4x +8 - 3
2x + 5
200
What is greater?
Left: 4 + (–2x) + 4x Right: x2 + 2x + 3 – x2
Left
200
What is the perimeter?
4x + 4
200
4−3x=2x−6
x=2
200
What is the sign of a sum of a negative and a negative?
Negative
300
DAILY DOULBE
8x + 10 + 2x + 5 + 16y + 4
10x + 19 + 16y
300
Left side because 3>1
300
What is the area?
x^2 +2x+1
300
5x−3+2x=x+7+6x
No Solution
300
Who is your favorite teacher?
Ms. Arnold
400
18x2+20x2+12x+2x+100
38x2+14x+100
400
DAILY DOUBLE
Not possible to tell because we don't know what 'x' is.
400
What is the perimeter?
2x + 4
400
2(−2−3x)=x−(4+7x)
Infinite solutions
400
DAILY DOUBLE
What two things make a graph proportional?
A straight line and it goes through the origin
500
12-(6z+13)
-6z-1
500
Impossible to tell.
500
What is the perimeter?
4x + 6
500
0.5x−(−x+3)=x−5
x= -4
500
Solve this using proportions. I have 6 calculators which cost me $96. How many calculators can I get with $200?
12 calculators because you can't buy 12.5
($96)/6=($200)/x
($96)/6=16, $200div16=12.5