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{2x - y = -1 {x + 3y = -11 (Use subscription.)
Question
Asked 12/18/2014 8:37:04 PM
Updated 12/25/2014 12:19:35 AM
2 Answers/Comments
This conversation has been flagged as incorrect.
Flagged by janezeshun [12/25/2014 12:15:32 AM]
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User: {2x - y = -1

User: {2x - y = -1 {x + 3y = -11 (Use subscription.)

Weegy: 2x - 3y = 1,y = x -1 is equal to x = 2, y = 1.
emdjay23|Points 20824|

User: what is the overall average of 90, 90, 90, 90, 82, and 82

Question
Asked 12/18/2014 8:37:04 PM
Updated 12/25/2014 12:19:35 AM
2 Answers/Comments
This conversation has been flagged as incorrect.
Flagged by janezeshun [12/25/2014 12:15:32 AM]
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2x - y = -1 , y = 2x + 1
x + 3y = -11
x + 3(2x + 1) = -11
x + 6x + 3 = -11
7x = -14
x = -2
y = 2*(-2) + 1
y = -3
So the solution for 2x - y = -1 , y = 2x + 1 is x = -2, y = -3 .
Added 12/25/2014 12:15:25 AM
This answer has been confirmed as correct and helpful.
Confirmed by sujaysen [12/25/2014 1:15:55 PM]
3
The overall average of 90, 90, 90, 90, 82, and 82 is 87 1/3.
average = (90*4 + 82 + 82)/6 = 524/6 = 87 1/3.

Added 12/25/2014 12:19:35 AM
This answer has been confirmed as correct and helpful.
Confirmed by sujaysen [12/25/2014 1:17:25 PM]
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true or false, belief in Darwinism led persons to doubt that man owes anything to God.
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Updated 12/15/2014 6:27:33 AM
1 Answer/Comment
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Added 12/15/2014 6:27:33 AM
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Write one of the factors of 100
Weegy: What about factors? User: Write one factor of 100 Weegy: In economics, factors of production, resources, or inputs are what is utilized in the production process in order to produce output that is, finished goods. User: The ratio of Hems to Haws was 9 to 3. If a total of 108 were present, how many of them were Hems? (More)
Question
Not Answered
Updated 12/17/2014 8:13:35 AM
1 Answer/Comment
The ratio of Hems to Haws was 9 to 3. If a total of 108 were present, the number of Hems is: (9/12) x 108 = 81
Added 12/17/2014 8:13:35 AM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [12/17/2014 8:22:07 AM]
Find the LCM of x^2y , xy^2 , and y^3
Question
Updated 1/10/2015 2:04:08 PM
1 Answer/Comment
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Added 1/10/2015 2:04:08 PM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [1/10/2015 2:08:03 PM]
Solve: (for x) w- 5y = x + y
Question
Updated 12/21/2014 8:44:10 PM
1 Answer/Comment
w- 5y = x + y
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Added 12/21/2014 8:44:10 PM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [12/22/2014 7:13:44 AM]
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