Question

9x(y-z);9y(z-y);9z(x-y) add the expression

Answer 1

(9xy - 9xz) + (9yz - 8y square ) + (9xz - 9yz )
9xy- 9xz +9yz- 8y square +9xz-9yz
9xy - 9xz + 9xz +9yz -9yz - 8y square.
9xy - 8y square.

Here is your answer .


Hope this will help you............................