Question

if we add 7xy+5yz-3zx,4yz+9zx-4y and -3xz+5x-2xy then the answer is:
(a) 5xy-9gz+3zx-5x-4y
(b) 5xy-9yz+3zx-5x-4y
(c) 5xy+10yz+3zx+15x-4y
(d) 5xy+10yz+3zx-5x-6y​

Answer 1

Step-by-step explanation:

7xy+5yz-3zx+4yz+9zx-4y-3xz

=7xy+5yz+4yz-3zx+9zx-3zx-4y

=7xy+9yz+3zx-4y

your oppasation is wrong according to question