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Solve Equations
m & b
Percents
Proportions
Grab Bag
100
Solve for x; x/-12 = 24
x=-288
100
What is the slope and y-intercept of y=2x - 5
m = 2 and b = -5
100

What is 20% of 80?

What is 16

100

2/x = 8/20 

What is x=5

100
What is this the formula of: (y2 - y1) / (x2 - x1)
The slope of the line connecting (x1, y1) and (x2, y2)
200
x/3 - 5 = 22
x=81
200
Identify the slope and y-intercept of 2x + y = 6
m=-2, b=6
200

4 is what percent of 80? 

What is 5%

200

Jimmy can type 80 words in 5 minutes, at this rate how many words can he type in an hour?

What is 960

200
What form is this equation in: y - 7 = 3(x -2)
Point-Slope Form
300

2x - 5 = -3x- 40

x= -7

300

Identify the slope and y-intercept of y - 3 = 4(x+1)

m=4, b=7

300

5 is 40% of what number

What is 12.5 or 12 1/2

300

x/12 = x+3/48

What is 1.5

300

Find the slope between (9,-1) and (9,1) 

What is undefined (2/0)

400
3(x-14) = 17x
x = -3
400
Identify the slope and y-intercept of A line that goes through (0,2) and (-4,0)
m=1/2; b=2
400

Johnny got 20 out of 25 on his quiz, what percent did he earn?

What is 80%

400

Your car can travel 700 miles on 35 gallons of gas.  How far can you travel on 5 gallons of gas?

What is 100

400

 (-2/5)(-10x)= 

What is 4x

500

Solve for x; 2x - 4(2 - x) = 2(15x - 3)

x = -1/12

500
Identify the slope and y-intercept of a line that is parallel to y=-1/2x - 7 and goes through the point (2,5)
m = -1/2; b=6
500

After a 5% increase in your wages, you receive $.75 more per hour.  About how much did you earn per hour before the increase in your wages?

What is $15 per hour

500

x/x+5 = 4/5

What is x=20

500

Write a variable expression for "two less than 4 times a number x"

What is 4x-2