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100
x/4 + 5 = 9
x = 16
100
4x + 8x = 48
x = 4
100
How many solutions does x - x = 0 have?
Infinite
100
5/3 + 10/3 = ?
5
100
4(x - 3) = 16
x = 7
200
(4x)/2 - 8 = 10
x = 9
200
6x - 5x + 1 = 23
x = 22
200
The lowest common multiple of 4,6,9
LCM = 36
200
x/5 + 10/5 = 12
x = 50
200
-2 (x + 8) = 20
x = -18
300
1/x + 6 = 16
x = 1/10   or

x = 0.1

300
(12x)/6 + (6x)/3 = 20
x = 5
300
What is the solution to x + 4/9 if x = 7/4?
79/36
300
8/x = 9/2
x = 16/9
300
5/6 = 3(x - 2)
x = 41 / 18
400
6/x - 15 = 15
x = 1/5 or

0.2

400
(12x)/3 - (15x)/5 + 2 = 62
x = 60
400
Simplify (8x/9) + (4x/6) 
28x
400
9/x + 8/10 = 6/5
x = 2/45
400
8(x+3)=-2(x+8)
x = -4
500
16/(8x) + 2 = 14
x = 1/6
500
12x - (6x)/2 + 4 = 5x - 3x
x = -4/7
500
2/3(x + 2) = 5/6(-x - 9)
x = -53/9
500
1/2(x-8) = 1/2(2x+4)
x = -12