precalc.
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Answers for Determine The Minimum Distance From The Point (18,20) To The Line 5x+8y=120 Include: Graph, Algebra Of Any Equations, Algebra Of System, Setup & Steps Of Final Calculations.

The distance from point (a,b) to the line
Ax + By + C = 0
is
Aa + Bb + C / √(A^2 + B^2)
write the line as 5x + 8y  120 = 0 and plug in values
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