Answer:
[tex]10 + 3 = 30[/tex]
Step-by-step explanation:
that is the answer
10 + (-7) = 3
Since the answer is 3, the missing number has to be negative.
To find it, you need to subtract 10 with 3 and add a negative sign to it.
10 - 3 = 7 = -7
The answer would be -7
