math problem {4 plus the product of 4 and a number.} 4 plus the product of 4 and a number.

Question

4 plus the product of 4 and a number. write as equation

Answer 1

4+4x = 4 plus the product of 4 and a number

but you need more info for an equation

or maybe you could call it

4+4x =0

or

f(x)= y = 4+4x