factorize: 6(x-y)-3(y-x)+9(u-x)
Answers
Answered by
0
Answer:
= 6x - 6y - 3y + 3x + 9y - 9x
= 6x + 3x - 9x - 6y - 3y + 9y
= 9x - 9x - 9y + 9y
= 0
Similar questions