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Answer:
10
Step-by-step explanation:
Given the expression below.
[x + 5) - (x - 5]
If x = 10, we will have to substitute x = 10 into the expression given as shown;
[x + 5) - (x - 5]
=[10 + 5) - (10 - 5]
= 15 - 5
= 10
Hence the required value is 10