Math Fun: Graphing
The basic equation for a line is:
y = mx + b
To graph this, we start plugging in values for "x" and see what "y" pops out:
Example: y = 2x + 1
x = 0
|
y = 2(0) + 1
y = 1
|
x = 1
|
y = 2(1) + 1
y = 3
|
x = 2
|
y = 2(2) + 1
y = 5
|
x = 3
|
y = 2(3) + 1
y = 7
|