The real answer is n-7
4x
Let x be the number and so: 25 = 4x+7 and the value of x is 4.5
4y
90
Let the number be x and so the expression is 4x -3
4x+5x
6a-4
If you are looking for an algebraic expression then here is the answer:Let the number be N4(N+4) is the expression.
4n-5 (Which is four times a number minus 5)
Four times X plus 3 equals seven. 4X + 3 = 7 That!
The number is 3