Algebra Examples

Find the Perpendicular Line Find the equation of a line parallel to y=2+6x that passes through the point (5,0)
Find the equation of a line parallel to that passes through the point
Step 1
Find the slope when .
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Step 1.1
Rewrite in slope-intercept form.
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Step 1.1.1
The slope-intercept form is , where is the slope and is the y-intercept.
Step 1.1.2
Reorder and .
Step 1.2
Using the slope-intercept form, the slope is .
Step 2
The equation of a perpendicular line must have a slope that is the negative reciprocal of the original slope.
Step 3
Find the equation of the perpendicular line using the point-slope formula.
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Step 3.1
Use the slope and a given point to substitute for and in the point-slope form , which is derived from the slope equation .
Step 3.2
Simplify the equation and keep it in point-slope form.
Step 4
Write in form.
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Step 4.1
Solve for .
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Step 4.1.1
Add and .
Step 4.1.2
Simplify .
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Step 4.1.2.1
Apply the distributive property.
Step 4.1.2.2
Combine and .
Step 4.1.2.3
Multiply .
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Step 4.1.2.3.1
Multiply by .
Step 4.1.2.3.2
Combine and .
Step 4.2
Reorder terms.
Step 4.3
Remove parentheses.
Step 5