Ninth Grade Math
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Name _____________________________
Date ___________________
Coordinate Geometry
Find an equation for a line that satisfies each statement.

1.   m = -1 and b = -4
2.   A line with 2 points: (-5, 42), (9, -98)
3.  
 m =  
1
4
 ; a point on the line:  
(1,
-103
4
)
4.   A line with 2 points: (-7, 65), (3, -45)
5.   m = -5; a point on the line: (-8, 25)
6.  
m = -15 and b =
1
7
7.   m = -8; a point on the line: (3, -14)
8.   A line with 2 points: (0, 18), (9, 144)
9.   m = -3 and b = 19
10.   m = 9; a point on the line: (4, 41)
11.   m = -12; a point on the line: (9, -115)
12.   A line with 2 points:
 
(-9,
-123
4
)
 ,  
(5,
-51
4
)
13.   m = 16 and b = -1
14.   m = -18; a point on the line: (0, 13)
15.   A line with 2 points: (7, -11), (3, -3)
16.   A line with 2 points: (-3, -3), (2, -3)
17.   m = -6; a point on the line: (6, -43)
18.   A line with 2 points: (-8, -61), (2, 9)