Question

-3+_____=15 please answer it , it's a very important question, ​

Answer 1

Answer:

12

Step-by-step explanation:

I HOPE I HAVE ANSWERED YOUR QUESTION

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Answer 2

Answer:

☆ Given - (-3) + ____= 15

☆ To find - value of dash

☆ Solution -

Let the unknown no. be x

( -3) + x = 15

x = 15 + 3

x = 18

VERIFICATION -

(-3) + 18= 15

15 = 15

LHS = RHS

hence , proved

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