Question

(a) x - (b - x) - b + (x - b)
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Answer 1

Answer:

Step-by-step explanation:

Here we have,

x - ( b - x ) - b + ( x - b )

This gives,

x - b + x - b + x - b.

Or,

x + x + x - b - b -b

= 3x - 3b

= 3(x - b).

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