16-11-2019
Mathematics

contestada

What is the result of subtracting the second equation from the first?
-2x + 7y = 10
3x + 7y = 2

Respuesta :

bayosanuade bayosanuade

16-11-2019

Answer: - 5x = 8

Step-by-step explanation:

Subtracting equation 2 from 1 implies

- 2x - 3x + 7y - 7y = 10 - 2

- 5x = 8

If solving for x , then

x = -8/5

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16-11-2019

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