SOLUTION: How do I write an equation in standard form of the line that contains (1,1) and (6,-1)? thanks

SOLUTION: How do I write an equation in standard form of the line that contains (1,1) and (6,-1)? thanks

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Question 198879This question is from textbook Algebra Structure and Method Book 1
: How do I write an equation in standard form of the line that contains (1,1) and (6,-1)? thanks This question is from textbook Algebra Structure and Method Book 1

Answer by checkley75(3666) (Show Source): You can put this solution on YOUR website!
(1,1) and (6,-1)
Y=mX+b
m=slope
b=y intercept
slope=(y2-y1)/(x2-x1)
slope=(-1-1)/(6-1)
slope=-2/5
1=-2/5*1+b
1=-2/5+b
b=1+2/5
b=(1*5+2)/5
b=(5+2)/7
b=7/5 y intercept.
y=-2x/5+7/5 is the line equation.
(graph 300x200 pixels, x from -6 to 5, y from -6 to 5, -2x/5 +7/5x).
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