Answer:
Incorrect.
Explanation:
6 + x = 19
Plug in when x = 12
6 + 12 = 19
18 = 19
It is incorrect, so 12 is not a solution.
It is not a solution
Substitute into the equation and see if it is true
6+12 = 19
18 =19
This is not true so it is not a solution
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