72591javier
72591javier 72591javier
  • 27-11-2019
  • Mathematics
contestada

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

Respuesta :

parkerpeter024
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 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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