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add/sub equations
mult/div equations
rational # equations
two-step equations
inequalities
100
s - 8 =15
What is s=23?
100
10y = - 90
What is y = -9?
100
.5x = .75
What is x = 1.5?
100
3y - 12 =6
What is y = 6?
100
solve: m + 3 < 9
What is m<6?
200
n - 1 = -3
What is n = -2?
200
-12r = - 36
What is r = 3?
200
-3.4 = 1.7d
What is d = -.5?
200
6x - 4 = 20
What is x = 4?
200
solve: 4>_ 6 + n
What is n<_ -2?
300
w - 9 = 28
What is w=37?
300
a/3 = 4
What is a = 12?
300
.42y = 1.26
What is y = 3?
300
2x + 5 = 3
What is x = -1?
300
solve and graph x + 3/4 <_ 5
What is x <_ 4 1/4, solid dot shaded to the left?
400
b + 1/2 = 3/4
What is b = 1/4?
400
3/5x = 18
What is x = 30?
400
4/5r = 1
What is r = 1 1/4?
400
3/5m + 6 = -4
What is -16 2/3?
400
- 1 1/3 < g - 5
What is g>3 2/3?
500
t - 5/7 = 20/21
What is t = 1 2/3?
500
-2 = 2/5m
What is m = -5?
500
1/3a = 7/9
What is m =2 1/3?
500
x/5 - 9 = -4
What is x = 25?
500
t - 6.2 <4
What is t < 10.2?