Inequality Review

Symbols

100

what does the symbol > mean?

Greater Than

200

What does the symbol < mean

Less than

300

What two symbols make a solid boundary line?

greater than or equal to AND less than or equal to

400

What two symbols make a dashed boundary line

greater than or less than

500

Is it a solution if the point falls on the dashed line. 

No

Slope Intercept Form

100

y=mx+b what is the m and what is the b

m = slope

b= y intercept

200

in the equation y>2x-8 what is the slope and y intercept

m= 2/1 b=-8

300

y<x+9 What is the slope and y intercept

m=1 b=9

400

y>-2x+1 what is the slope and the y intercept

m is -2 b  is 1

500

y<x what is the slope and y intercept

m=1 b=0

Graphing On a Coordinate Plane

100

graph the inequality y>2/3x+1

m= 2/3 b=1 dashed boundary line 

shade above 

200

graph y<1/3x+2

m=1/3 b=2 

dashed boundary

shade below

300

graph y<-1/2x+3

m= -1/3 b=3

dashed line

shade above

400

graph y>-2x-1

slope -2/1 b=-1

dashed line

shade above

500

graph y>x

slope 1/1 m= 0

dashed line

graph above

Is it a Solution?

100

given y>2x-4 is (0,0) a solution 

solution

200

given y<-3x+1 is (0,0) a solution

solution

300

Given y>-1/2x+7 is (0,0) a solution

no solution

400

Given y>-3/4x+3 is (0,0) a solution 

not a solution

500

Name a test point for y<2x and tell if it is a solution

varied answers

Random Math Review

100

Simplify  -4(3x-5)

-12x+20

200

Simplify 5x + y - 2x +7 + 4y

3x+5y+7

300

Solve for x:

3x-4=11

x=5

400

-2(x-4)+4x=20

x=6

500

4(2x+3)-7x+4=30

x=14