3x + 2z - 4y - 6 + 4z + 7y x = 2, y = 1, z = -3 plz help me with this. this is a substitution question. plz show all steps to this question. Thank You!

Question

asked Mar 7, 2022 135k views

1 Answer

Tionna · Answer 1 · 2022-03-10T17:42:46+0000

Answer:

3x(2z+4z)+(−4y+7y)−6

Explanation:

1 Collect like terms.

3x+(2z+4z)+(−4y+7y)−6

2 Simplify.

3x+(2z+4z)+(−4y+7y)−6

3x+6z+3y−6