Respuesta :

DachiSiracha

Answer:

9

Step-by-step explanation:

2w+6=-2w+42

4w+6=42

4w=36

w=9

aulia2206

Answer:

Today: Friday, 06 November 2020

Hour: 19.17 WIB (Indonesia)

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2 (w + 3) = -2(w - 21)

2w + 6 = -2w + 42

2w + 2w = -6 + 42

4w = 36

w = 9

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