gguktaeee
gguktaeee gguktaeee
  • 18-09-2020
  • Mathematics
contestada

Solve

-3 < -4x + 1 < 13

A. (-3,1)
B. [-3,1]
C. (4,2)
D. [4,2]

Respuesta :

tomson1975
tomson1975 tomson1975
  • 18-09-2020

Greetings from Brasil...

Let's solve this inequality.

Let's isolate X. For this, the elements that are with it must be sent to both sides:

- 3 < - 4X + 1 < 13

- 3 - 1 < - 4X < 13 - 1

- 4 < - 4X < 12

- 3 < X < 1

important: see annex

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