Math 10 Linear Equations Review Answers

1C 2D 3C 4B 5C 6D 7D 8D 9C 10D 11B 12B 13C 14A 15B 16B 17C 18C 19A 20C 21A 22D 23A 24A

25a) neither   b) perpendicular
26) i) m = 1/3, b=-2   ii) y=(1/3)x-2 
27) y=(2/7)x-59/7
28) 40 m
29b) y=-(3/2)x+2
30a) n-45400=4162(t-10)   b) 82 858 girls
31) -3/8
32) 3x-2y-17=0
33a) k = -14/3    b) k=7/6
34a) yes    b) no   c) no

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