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Find x if f(x) = 2x + 7 and f(x) = -1.
Question
Asked 7/4/2016 1:24:44 PM
Updated 7/5/2016 2:54:54 AM
1 Answer/Comment
Flagged by jeifunk [7/4/2016 2:00:31 PM]
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User: Find x if f(x) = 2x + 7 and f(x) = -1.

Question
Asked 7/4/2016 1:24:44 PM
Updated 7/5/2016 2:54:54 AM
1 Answer/Comment
Flagged by jeifunk [7/4/2016 2:00:31 PM]
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x = -4 if f(x) = 2x + 7 and f(x) = -1;
-1 = 2x + 7;
-8 = 2x;
x = -8/2;
x = -4
Added 7/5/2016 2:54:54 AM
This answer has been confirmed as correct and helpful.
Confirmed by Andrew. [7/5/2016 5:02:11 PM]
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Questions asked by the same visitor
Convert 15/50 into a fraction
Question
Updated 6/28/2016 3:18:16 PM
1 Answer/Comment
15/50 reduced in smallest term is 3/10
Added 6/28/2016 3:18:16 PM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [6/28/2016 3:33:59 PM]
the solution set of (x - 3) - 2(x +6) = -5
Question
Updated 7/4/2016 12:33:04 PM
1 Answer/Comment
(x - 3) - 2(x +6) = -5
x + (-3) + (-2)(x) + (-2)(6) = -5
(x + (-2)x) + (-3 + (-12)) = -5
- x - 15 = -5
- x = - 5 + 15
- x = 10
x = 10/-1
x = -10
Added 7/4/2016 12:33:04 PM
This answer has been confirmed as correct and helpful.
1 · x -x/1 .
Weegy: x = -x; x + x = 0; 2x = 0; x = 0/2; x = 0 (More)
Question
Updated 7/4/2016 12:53:34 PM
1 Answer/Comment
1 · x -x/1
= x + (-x)
= 0
Added 7/4/2016 12:53:33 PM
This answer has been confirmed as correct and helpful.
-3x = -15
Weegy: -3x = -15 x = -15/-3 x = 5 (More)
Question
Updated 7/4/2016 2:00:12 AM
0 Answers/Comments
x/2 = -5
Question
Updated 7/4/2016 1:59:57 AM
1 Answer/Comment
x/2 = -5
1/2x = -5
2 * (1/2x) = 2 * (-5)
x = -10

Added 7/4/2016 1:59:56 AM
This answer has been confirmed as correct and helpful.
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