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2 votes
28 pts
What is:
-7< 1 - 2x<7

User Arnon
by
7.6k points

2 Answers

5 votes
The answer would be 4 > x > - 3.

subtract 1 from the whole equation.

simplify

divide the whole equation by -2

simplify.
User Pestrella
by
7.3k points
5 votes
-7 < 1 - 2x < 7
Subtract 1 from all sides,
-8 < -2x < 6
Divide all sides by 2,
-4 < -x < 3
Change the sign with negatives,
4 > x > -3

In short, Your Answer would be: 4 > x > -3

Hope this helps!
User Golobitch
by
8.1k points