Question

Find the sum of
3x + 2y + 4z; 4x - 3y; - 7x + 2y - 3 z​

Answer 1

Answer:

y+z hope it helps you

Step-by-step explanation:

  3x   + 2y + 4z

+ 4x   - 3y

+ (-7x) + 2y - 3z

-----------------------

0x + 1y + 1z

or you can write

y+z

Answer 2

Step-by-step explanation:

3x +2y +4z +4x -3y - 7x +2y -3z

7x - 7x +4y - 3y + z

y + z