Question

-7 plus what equals 12?????????????

Answer 1

To find this you can do and equation:
-7+x= 12
To isolate the variable you must add -7 to each side and then you’ll get
x= 19
So your answer will be 19

Answer 2

-7 plus 19 equals 12.

Explanation:

This can be done using the expression

-7 + x = 12.

-7 + x = 12

Add 7 to both sides.

x = 19.

Proof:

-7 + x = 12

-7 + 19 = 12

12 = 12