Question

a) the sum of (-30) and 50 from (-40)​

Answer 1

Answer:

(-30)+50=20

(-40)-20=(-60)

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Answer 2

Answer:

(-30) and 50 from (-40)

Step-by-step explanation:

[(-30)+50]+(-40)

now (-,+)=-

so , -30+50= +20

now  +20-40

 even here we will apply same process

 +20-40=-20

hence, the answer is (-20)

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