14-01-2021
Mathematics

contestada

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!

Respuesta :

mckmiracle5 mckmiracle5

15-01-2021

Answer:

3x(2z+4z)+(−4y+7y)−6

Step-by-step explanation:

1 Collect like terms.

3x+(2z+4z)+(−4y+7y)−6

2 Simplify.

3x+(2z+4z)+(−4y+7y)−6

3x+6z+3y−6

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