Question

(-30)+_=60 what is the answer
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Answer 1

Answer:

90

Step-by-step explanation:

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Answer 2

Answer:

90 is the answer.

Step-by-step explanation:

let the unknown number be x,

given equation be

-30 +x= 60

= x= 60+30

= x=90

hence , the answer is 90 .

as x= 90 .

now ,

cross checking the answer

-(30)+90=

90-30=

=60 .

hence , checked .

(#SPJ3)