Respuesta :

Answer:

x = 3

Step-by-step explanation:

Understandings:

• Slope Formula

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Use the Slope-Formula to identify the slope

Slope-Formula: y2-y1/x2-x1

Slope-Form: 12 - 8/x - 5

Where Slope = -2

12 - 8/x - 5 = -2

4/x - 5 = - 2

x is a positive number

4/(3)- 5 = - 2
4/-2 = -2

- 4/2 = -2