3x-[3y-{x-(2z-3y)+4z-3(x-y-2z)}]
Answers
Answered by
1
Answer:
x+3y+9z
Step-by-step explanation:
3x-[3y-{x-(2z-3y)+4z-3(x-y-2z)}]
3x-[3y-{x-2z+3y+4z-3x+3y+6z}]
3x-[3y-{-2x+6y+9z}]
3x-[3y+2x-6y-9z]
3x-[-3y+2x-9z]
3x+3y-2x+9z
x+3y+9z
Similar questions