Answer :
The required number is 2.
Explanation:
Given : The sum of six fifths and six times a number is equal to four fifths subtracted from seven times the number.
To find : The number ?
Solution :
Let the number be 'x'.
The sum of six fifths and six times a number i.e.

Four fifths subtracted from seven times the number i.e.

According to question,




The required number is 2.