Question

subtract ( x -y)
from (4x - 5x) ​

Answer 1

Answer:

the answer is -2x+y

Explanation:

=(4x-5x)-(x-y)

= -x - x + y (opening bracket)

= -2x + y

Answer 2

Answer:

3x-4y=0

Explanation:

$4x - 5y - (x - y) = 0 \\ 4x - 5y - x + y = 0 \\ 3x - 4y = 0$