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-9<2x-3<11
Help me please

-9<2x-3<11 Help me please-example-1

1 Answer

7 votes

Answer:

-3 < x ≤ 7

Explanation:

To solve, undo what is done to x.

-9 < 2x -3 ≤ 11 . . . . . . given

-6 < 2x ≤ 14 . . . . . . . add 3

-3 < x ≤ 7 . . . . . . . . divide by 2

The graph is attached.

_____

An open circle is used on the graph when the end point is not part of the solution set.

-9<2x-3<11 Help me please-example-1
User Tiamat
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