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-8 < 2x - 4 < 8 how do I solve this​
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1 vote
-8 < 2x - 4 < 8 how do I solve this​

User Sven Lilienthal
by
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1 Answer

1 vote

-8 < 2x-4 < 8

Add 4 to all sides:

-8 + 4 < 2x -4 + 4 < 8 + 4

Simplify :

-4 < 2x < 12

Divide all sides by 2:

-4/2 < 2x/2 < 12/2

Simplify to get the answer:

-2 < x < 6

User Pkj
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