Question

-4+____=12
$- 4 + \: 12$
​

Answer 1

Answer:

let the no. be x then

-4 + _x_ =12

x = 12 + 4 ... [-4 change into +4]

= 16

16 is the correct answer

Answer 2

Answer:

-4+x=12

x=12+4=16

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