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Choose the missing step in the given solution to the inequality −x − 3 < 13 + 3x.


−x − 3 < 13 + 3x

___________

−4x < 16

x > −4


−4x − 3 > 13

2x − 3 < 13

−4x − 3 < 13

2x − 3 > 13

Respuesta :

Answer:

  1. -x - 3 < 13 + 3x

+3 +3

-x < 16 + 3x

-3x - 3x

-4x < 16

-4 -4

x > -4

2. -4x - 3 <13

+3 +3

-4x < 16

-4 -4

x > -4

3. 2x - 3 < 13

2x -3+3 < 13+3

2x < 16

2 2

x < 8

4. -4x - 3 > 13

-4x -3+3 > 13+3

-4x > 16

-4 -4

x < -4

5. 2x - 3 > 13

2x -3+3 > 13+3

2x > 16

2 2

x > 8