Question

15. If a = -9 and b = -9, show that (a - b)+(b-a)​

Answer 1

Answer:

$here \: a = - 9 \\ b = - 9 \\ (a - b) + (b - a) \\ ( - 9 - ( - 9)) + ( - 9 - ( - 9)) \\ ( - 9 + 9) + ( - 9 + 9) \\ = 0$

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Answer 2

Step-by-step explanation:

SOLUTION:-

a= -9

b= -9

Lets,

(a-b) + (b-a)

-9-(-9)+(-9-(-9)

-18 + (-18)

-18-18

-36

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