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Please help me out with this

Please help me out with this-example-1
User CiucaS
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1 Answer

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Formula of the point-slope equation for the right line that passes through two points is

y-y1=(y2-y1)/(x2-x1)*(x-x1) In our case (x1,y1)=(-10,-20) and (x2,y2)=(1,-9)

y-(-20)=(-9-(-20))/(1-(-10))*(x-(-10)) => y+20=(-9+20)/(1+10)*(x+10) =>

y+20= 11/11*(x+10) => y+20=x+10 => y=x-10

Good luck!!!

User Lynvie
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