An exercise machine with an original selling price of $1275 is marked down by 20% . What is the sale price of the exercise mach
2 answers:
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Answer:
Step-by-step explanation:
Slope is negative reciprocal when two lines are perpendicular
m1=1/2 therefore m2=-2
The equation of the line in point-slope form is given as
Here m=-2 and (x1, y1)=(-3, -1)
Therefore,