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Irina18
[472]
2 years ago
10
PLEASE HELP!! WILL GIVE BRAINIEST!!! Please solve #7 and #8.
Mathematics
Answer
Comment
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2
answers:
lawyer
[7]
2 years ago
8
0
7)
slope = (1+3)/(-1+10) = 4/9
y = mx + b
1 = 4/9(-1) + b
b = 1 + 4/9
b = 13/9
equation
y = 4/9x + 13/9
answer is D.y = 4/9x + 13/9
8)
y = 3x - 3
perpendicular so slope = -1/3
passing thru (-7, 9)
equation
y - 9 = -1/3(x +7)
answer is D. y - 9 = -1/3(x +7)
Send
sukhopar
[10]
2 years ago
3
0
The answer to 7 is:y = (4/9)x + (13/9).
The answer to 8 is B, I think.
Send
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