Question

How to write an expression equivalent to x-3y+4?

Answer 1

You could multiply the terms by 2

2x-6y+8

Answer 2

x - 3y + 4 

To make an equivalent expression, all you have to do is multiply the WHOLE equation by any number, and that equation is equivalent.

Ex : Multiplying it by 3.

3 (x - 3y + 4)

3x - 9y + 12 is equivalent to x - 3y + 4

~Hope I helped!~