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WARRIOR [948]
3 years ago
7

5 CR

Mathematics
1 answer:
algol133 years ago
6 0

Answer:

3x - y = 1

Step-by-step explanation:

The system:

$\left \{ {{y = 3x -1} \atop {y = 3x + 2}} \right. $

There is no solution to this system of equations.

The system:

$\left \{ {{y = 3x -1} \atop {3x - y = 2}} \right. $

$\left \{ {{y = 3x -1} \atop { y = 3x-2}} \right. $

The is one solution to this system.

The system:

$\left \{ {{y = 3x -1} \atop {3x - y = 1}} \right. $

$\left \{ {{y = 3x -1} \atop { y = 3x-1}} \right. $

There are infinity solutions to the system.

The system:

$\left \{ {{y = 3x -1} \atop {3x + y = 1} \right. $

$\left \{ {{y = 3x -1} \atop { y = 1-3x}} \right. $

The is one solution to this system.

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Ymorist [56]
In the equation you have to replace all x's with -1

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f (-1) =  1 + 8 + 5
f (-1) = 14

the f(-1) stand for the function of -1. it is also equivalent to y
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