72591javier 72591javier

27-11-2019
Mathematics

contestada

What is 2x plus 21 divided by 2 equals x plus 7?

Respuesta :

parkerpeter024 parkerpeter024

27-11-2019

Answer:

-3.5

Step-by-step explanation:

2x+21/2=x+7

2x + 10.5 = x + 7

-x -x

x + 10.5 = 7

-10.5 -10.5

x = -3.5

Answer Link

chiyahc0424 chiyahc0424

27-11-2019

ANSWER: x=-7/2

Solution:

2x+21/2=x+7

x+21/2=7

x=7-21/2

x=-7/2

Answer Link

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