AthenAt3270 AthenAt3270

20-07-2020
Mathematics

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if (14,25) and (9,-10) are two anchor points on a trend line, then find the equation of the line.
y = ?x - ?

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bekkarmahdi702 bekkarmahdi702

20-07-2020

Answer:

y= 7x-73

Step-by-step explanation:

the equation form is y=mx+c where m is the slope and c a constant

m= (25-(-10))/14-9 = 35/5 = 7

so y= 7x+c

replace x and y by 14 and 25 respectively

25 = 7*14+c

c= 25-7*14

c = -73

so y= 7x-73

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