Question

$7x - 3x$
add​

Answer 1

Answer:

7x-3x=4x

Or

4x+3x-3x=4x

Step-by-step explanation:

hope it will help you ☺️

Answer 2

Answer:

$\: \: \: \: \: 7x + ( - 3x)$

$= 7x - 3x$

$= 4x$