Given the function f(x) = - 2x , find the value of f(

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Given the function f(x) = - 2x , find the value of f(–1).

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Asked 2/21/2013 2:24:53 AM

Updated 4/7/2015 4:13:38 AM

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User: Given the function f(x) = - 2x , find the value of f(–1).

Weegy: y+4=2x
Expert answered|hapipopo|Points 13|

Question

Asked 2/21/2013 2:24:53 AM

Updated 4/7/2015 4:13:38 AM

1 Answer/Comment

This conversation has been flagged as incorrect.

Flagged by Andrew. [4/7/2015 4:13:36 AM]

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Andrew.

f(x) = - 2x;
f(-1) = -2(-1);
f(-1) = 2

Added 4/7/2015 4:13:38 AM

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For f(x) = -x^2 -x + 5, find f(-3)

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Updated 7/5/2018 6:19:48 AM

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Masamune

f(x) = -x^2 - x + 5, find f(-3)
f(-3) = -(-3)^2 - (-3) + 5
f(-3) = -9 + 3 + 5
f(-3) = -6 +5
f(-3) = -1

Added 7/5/2018 6:19:47 AM

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Find the ordered pair solution to the following system of equations 3x – y = 2 y = 4x – 3

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Updated 4/7/2015 4:12:37 AM

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Andrew.

3x – y = 2
y = 4x – 3

3x – (4x – 3) = 2;
3x - 4x + 3 = 2;
-x + 3 = 2;
-x = 2 - 3;
-x = -1;
x = 1;

y = 4(1) – 3;
y = 4 - 3;
y = 1

The solution set is (1, 1).

Added 4/7/2015 4:12:37 AM

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