Question

a) Evaluate : 42 + (-17) – ( - 25) + 13

b) What integer should be added to zero to get (-9) ?​

Answer 1

=42+ (-17) - (-25)+13

= 25 - (-12)

=37

b) The number itself i.e. (-9)

=> (-9) + 0 = (-9)

Answer 2

Answer:

{= 25. = -12

25 - ( - 12 ) = + 37 }

first sum continued *

Step-by-step explanation:

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