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-32 less than or equal to 8(x-5) less than 40

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1 Answer

-32 ≤ 8(x-5) < 40
 
Divide all three parts by 8:
 
-4 ≤ (x-5) < 5
 
Add 5 to all three parts:
 
1 ≤ x < 10
 
----*=========O-----
.....1....................10
 
* means include the point
O means don't include the point