Find all real numbers x such that 4x + 2 > 14 and -21x + 1 < 22

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asked Aug 24, 2021 20.0k views

1 Answer

Reghuram Vidyarthi · Answer 1 · 2021-08-28T18:19:57+0000

first solve for x:

4x+2>14
subtract 2 from both sides

4x>12
divide by 4 and x=3

-21x +1<22
subtract 1 from both sides

-21x <21
divide by -21 on both sides

x=-1

Find all real numbers x such that 4x + 2 > 14 and -21x + 1 < 22

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