Don’t understand this question your trying to ask
4 times 3 is 12
2 times 6 is 12
I apologize if i’m wrong but i’m pretty sure it’s B. 300 square inches
Answer-
The number is 5
Explanation-
let the number be x
according to the condition
2x-(x-7)= 12
2x-x+7=12
x+7=12
x+7-7=12-7
x=5
therefore the required number is 5