Expression 14: "y" equals StartFraction, 1 Over "m" Subscript, 1 , Baseline , EndFraction left parenthesis, "x" minus "D" Subscript, 1 , Baseline , right parenthesisy=1m1x−D1
14
Expression 15: negative "m" Subscript, 1 , Baseline left parenthesis, "x" minus "C" Subscript, 1 , Baseline , right parenthesis equals StartFraction, 1 Over "m" Subscript, 1 , Baseline , EndFraction left parenthesis, "x" minus "D" Subscript, 1 , Baseline , right parenthesis−m1x−C1=1m1x−D1
Expression 17: "E" Subscript, 2 , Baseline equals StartFraction, 1 Over "m" Subscript, 1 , Baseline , EndFraction left parenthesis, "E" Subscript, 1 , Baseline minus "D" Subscript, 1 , Baseline , right parenthesisE2=1m1E1−D1
equals=
5.45.4
17
Expression 18: "m" Subscript, 1 , Baseline left parenthesis, "x" minus "B" Subscript, 1 , Baseline , right parenthesis equals StartFraction, 1 Over "m" Subscript, 1 , Baseline , EndFraction left parenthesis, "x" minus "D" Subscript, 1 , Baseline , right parenthesism1x−B1=1m1x−D1