Question

subtract 7x+8y-xyz from 8x-7y+3xyz.​

Answer 1

Step-by-step explanation:

the anser is x-15y+4xyz

Answer 2

$Let \: A = 7x+8y-xyz \:and \: B = 8x-7y+3xyz$

/* According to the problem given */

$B - A = 8x-7y+3xyz - ( 7x+8y-xyz)$

$= 8x-7y+3xyz - 7x-8y+xyz$

$= 8x - 7x - 7y - 8y + 3xyz + xyz$

$= (8-7)x - ( 7+8)y + (3+1)xyz$

$= x + 15y + 4xyz$

Therefore.,

$\red{ B-A} \green { = x + 15y + 4xyz}$

•••♪