SOLUTION: |5 – x| ≤ 4
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Question 40333
:
|5 – x| ≤ 4
Found 2 solutions by
abcdefg, mathbird
:
Answer by
abcdefg(37)
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add 5 to both sides and divide by -1.
x/<-9
(x is less than or equal to -9)
Answer by
mathbird(71)
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|5 – x| ≤ 4
-4≤5-x≤4
it can be written as
-4≤5-x : 5-x≤4
Subtracting 5 on both sides
-4≤5-x : 5-x≤4
-4-5≤-x : -x≤4-5
-9≤-x : -x≤-1
x≤9 : 1≤x
1≤x≤9
hence value is between 1 and 9