y=Mx+b
y-y1=m(x-x1)
perpendicular line
parallel line
equations of unit 4
100

(6,-2)  M=3

20=b

y=3x+20

100

M=3  (4,5)

y=3x-7

100

(1,2)    y=5-4x

7/4=b

y=1/4x+7/4

100

(6,2) y=1/3x+5

0=b 

y=1/3x

100

What is the equation of Standard Form Linear.

Ax+By=C

200

(0,-9) M=7

-9=b

y=7x-9

200

M=2 (0,6)

y=2x+6

200

(1,2) y=5x+5

1/4=b

y=-1/5x+1/4

200

(-2,3) y=-1/2x+7

y=-1/2+2

200

What is Point Slope Form equation?

Y-Y1=m(x-x1)

300

(1,5) M=6

1=b

y=6x+1

300

M=3 (2,5)

y=5x+5

300

(4,5) y=-2/3x-3 

y=3/2x-1 
300

(0,1) y=3x+1

1=b

y=3x+1

300

What is Parallel Lines equation 

Y=Mx+b

400

(0,2) M=-1/2

2=b 

y=-1/2x-2

400

M=-7/8 (0,-7)

y=-7/8x+7

400

(1,5) y=-4x+4

y=1/4x+19/4

400

(3,0) y=1/3x+2

y=1/3x-1

400

What is the equation of Perpendicular line?

y=Mx+b or Y-Y1=M(X-X1)

500

(3,-7)  M=2/3

-9=b

y=2/3x-9

500

M=3 (1,-7)

y=3x+4

500

(4,-5) y=-1/4x 

y=4x-21

500

(-4,-3) y=1/3x-2

y=1/3x-5/3

500

What is the Point Slope Form equation?

Y-Y1=M(X-X1)

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