Finite Math Examples

Find the Equation Using Two Points (1,5) , (1,1)
,
Step 1
Use to calculate the equation of the line, where represents the slope and represents the y-intercept.
To calculate the equation of the line, use the format.
Step 2
Slope is equal to the change in over the change in , or rise over run.
Step 3
The change in is equal to the difference in x-coordinates (also called run), and the change in is equal to the difference in y-coordinates (also called rise).
Step 4
Substitute in the values of and into the equation to find the slope.
Step 5
Finding the slope .
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Step 5.1
Multiply by .
Step 5.2
Subtract from .
Step 5.3
The expression contains a division by . The expression is undefined.
Undefined
Step 6

Step 7