Question

Add (4x + 2y), (6x+7y-3z) and (-7x - 10y + 4)​

Answer 1

Answer:

3x-y-3z+4

Step-by-step explanation:

(refer attachment)

I hope it helped if so please mark as brainliest and follow me

Answer 2

Answer:

3x-y-3z+4

Step-by-step explanation:

$(4x + 2y) + (6x + 7y - 3z) + ( - 7x - 10y + 4) \\ = 4x + 2y + 6x + 7y - 3z - 7x - 10y + 4 \\ = 4x + 6x - 7x + 2y + 7y - 10y - 3z + 4 \\ = 10x - 7x + 9y - 10y - 3z + 4 \\ = 3x - y - 3z + 4$