mia30700 mia30700

10-03-2017
Mathematics

contestada

-2 < 4x - 10 < 6

A: -3 < x < -1

B: 2 < x < 4

C: 4 < x < 12

D: -16 < x < -8

Please help and explain how to get to the answer

Respuesta :

JohnPayenda JohnPayenda

10-03-2017

-2 < 4x - 10 < 6

-2 + 10 < 4x < 6 + 10

8 < 4x < 16 divide it by four (÷4) to get only x

8/4 < 4x/4 < 16/4

2 < x < 4

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