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23-11-2020
Mathematics

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how many solutions does the equation 7x-3x-4=4 have?

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Respuesta :

23-11-2020

Answer:

One solution

x = 2

Step-by-step explanation:

7x - 3x - 4 = 4

+4 +4

7x - 3x = 8

4x = 8

Divide both sides by 4

x = 8/4

x = 2

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