Uhhh I need help again today
2 answers:
Answer:
What you need help with or is it something dealing with personal issues?
I guess I could help, what grade?
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Hello,
if y≠0 then
![ay^2-[-5y-y(-7y-9)]-[-y(15y+4)]=0\\\\ay^2-[-5y+7y^2+9y]-[-15y^2-4y]=0\\\\ay^2+5y-7y^2-9y+15y^2+4y=0\\\\ay^2+8y^2=0\\\\(a+8)y^2=0\\\\a=-8\\\\\\](https://tex.z-dn.net/?f=%20ay%5E2-%5B-5y-y%28-7y-9%29%5D-%5B-y%2815y%2B4%29%5D%3D0%5C%5C%5C%5Cay%5E2-%5B-5y%2B7y%5E2%2B9y%5D-%5B-15y%5E2-4y%5D%3D0%5C%5C%5C%5Cay%5E2%2B5y-7y%5E2-9y%2B15y%5E2%2B4y%3D0%5C%5C%5C%5Cay%5E2%2B8y%5E2%3D0%5C%5C%5C%5C%28a%2B8%29y%5E2%3D0%5C%5C%5C%5Ca%3D-8%5C%5C%5C%5C%5C%5C%20)
A single die is rolled twice. The set of 36 equally likely outcomes is {(1, 1), (1, 2), (1, 3), (1, 4), (1, 5), (1, 6), (2, 1),
sergey [27]
She added 4r and ,+r instead of 4r and -r
The answer is the last one
