verify a-(-b) = a+b for the values of the following of 1 and b
a=21 b=18
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Answered by
3
Answer:please follow me
Step-by-step explanation:
Answered by
3
Answer:
39
Step-by-step explanation:
a-(-b) =a+b
a=21,b=18
a+b=a+b[-.-=+]
21+18=21+18
39=39
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