Algebra
Solve 2x = 6
3
What is a variable that depends on something
Dependent Variable
100+100
200
70-5
65
10x2
20
Solve x + 5 = 15
10
What is a variable that doesn't depend on something
Independent Variable
60+40
100
100-50
50
30
Solve 2x - 4 = x - 10
-6
What are some common variables
Y and X
20+5
25
4-2
2
2x6
12
c-20=4-3c
6
Where do variables appear
After a number or alone in a problem
100+9
109
10-3
7
3x4
12
2x+15=-3x
-3
What is a variable
A letter that represents an unknown number
50+56
106
60-5
55
40x2
80