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Finite Math Examples
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Step 1
Step 1.1
Move all terms not containing to the right side of the equation.
Step 1.1.1
Subtract from both sides of the equation.
Step 1.1.2
Add to both sides of the equation.
Step 1.2
Divide each term in by and simplify.
Step 1.2.1
Divide each term in by .
Step 1.2.2
Simplify the left side.
Step 1.2.2.1
Cancel the common factor of .
Step 1.2.2.1.1
Cancel the common factor.
Step 1.2.2.1.2
Divide by .
Step 1.2.3
Simplify the right side.
Step 1.2.3.1
Simplify each term.
Step 1.2.3.1.1
Dividing two negative values results in a positive value.
Step 1.2.3.1.2
Move the negative in front of the fraction.
Step 2
Step 2.1
Rewrite in slope-intercept form.
Step 2.1.1
The slope-intercept form is , where is the slope and is the y-intercept.
Step 2.1.2
Reorder terms.
Step 2.2
Using the slope-intercept form, the slope is .
Step 3
The equation of a perpendicular line must have a slope that is the negative reciprocal of the original slope.
Step 4
Step 4.1
Multiply the numerator by the reciprocal of the denominator.
Step 4.2
Multiply .
Step 4.2.1
Multiply by .
Step 4.2.2
Multiply by .
Step 5
Step 5.1
Use the slope and a given point to substitute for and in the point-slope form , which is derived from the slope equation .
Step 5.2
Simplify the equation and keep it in point-slope form.
Step 6
Step 6.1
Simplify .
Step 6.1.1
Rewrite.
Step 6.1.2
Simplify by adding zeros.
Step 6.1.3
Apply the distributive property.
Step 6.1.4
Multiply by .
Step 6.2
Move all terms not containing to the right side of the equation.
Step 6.2.1
Subtract from both sides of the equation.
Step 6.2.2
Subtract from .
Step 7