add: 4x+6y+5z,-3x -9y and x+3y-4z
Answers
Answered by
3
Answer:
==: 4x + 6y + 5z - 3x - 9y + x + 3y - 4z
==: 2x + z
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Answered by
2
Answer:
2x+z
Step-by-step explanation:
4x+6y+5z,-3x -9y + x+3y-4z
4x -3x +x +6y -9y+3y +5z-4z ( group the like terms )
2x + 0 + z
= 2x+z
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