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-12 + ( ) = 9 whats the missing number
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3 votes
-12 + ( ) = 9 whats the missing number

User Sunny Prakash
by
4.6k points

2 Answers

6 votes

Answer:

21

Explanation:

let X = ( )

-12 + X = 9

X = 9 + 12

X = 21

User Chris Stillwell
by
4.6k points
5 votes

Answer:

The missing number is 21

Explanation:

-12 + x = 9

x = 9 + 12

x = 21

User Blago
by
5.3k points
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