Fill in the blanks to make the statements true.
If 5 is added to three times a number, it becomes the same as 7 is subtracted from four times the same number. This fact can be represented as___ .
If 5 is added to three times a number, it becomes the same as 7 is subtracted from four times the same number. This fact can be represented as 3x + 5 = 4x - 7 .
