Subtract (3x − 4y − 7z) from the sum of (x − 3y + 2z) and (−4x + 9y − 11z).
Then multiply the difference by (2x − 3y).
Answers
Answered by
2
Step-by-step explanation:
x-3y+2z+(-4x+9y-11z)
=-3x+6y-9z-(3x-4y-7z)
=-6x+10y-2z(2x-3y)
=-12x^2+20xy-4xz+18xy-30y^2-6zy
-12x^2+38xy-30y^2-6zy-4xz
mark as Brainliest
Similar questions