Expression 5: "m" equals StartFraction, left parenthesis, "y" Subscript, 1 , Baseline minus "y" Subscript, 2 , Baseline , right parenthesis Over left parenthesis, "x" Subscript, 1 , Baseline minus "x" Subscript, 2 , Baseline , right parenthesis , EndFractionm=y1−y2x1−x2
equals=
0.1 5 7 4 6 4 2 1 2 6 7 90.157464212679
5
point slope form
6
Expression 7: left parenthesis, "y" minus "y" Subscript, 1 , Baseline , right parenthesis equals "m" left parenthesis, "x" minus "x" Subscript, 1 , Baseline , right parenthesisy−y1=mx−x1
7
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8
points
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13
16
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midpoint
left parenthesis, 1.5 5 , 0.8 8 , right parenthesis1.55,0.88
left parenthesis, 6.4 4 , 1.6 5 , right parenthesis6.44,1.65