aupton23 aupton23

23-08-2019
Mathematics

contestada

−(7 − 2x) + 7 = −7

Respuesta :

eeshallama101 eeshallama101

23-08-2019

Answer:

-7/2

Step-by-step explanation:

−(7 − 2x) + 7 = −7

-7 + 2x + 7 = -7

2x + 7 = 0

2x = -7

x = -7/2

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