four less than three times a number is the same as five times a number. Find the number

Question

four less than three times a number is the same as five times a number.  Find the number

Answer 1

Let x be the number.

 

3x - 4 = 5x

 

-2x = 4

 

x = -2

Answer 2

Let x be the unknown number

then

3x-4 = 5x

-4 = 2x

x = -2