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18-11-2021
Mathematics

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Solve the system of equations. 2x - y + 3z =5, -6x + 3y - 9z = -15, 4x - 2y + 6z = 10

Respuesta :

tshabalalanhlanhla29 tshabalalanhlanhla29

18-11-2021

2x+3z=y+5

Step 2: Add -3z to both sides.

2x+3z+−3z=y+5+−3z

2x=y−3z+5

Step 3: Divide both sides by 2.

2x/2

=y−3z+5/2

x=1/2y+

−3/2z+

5/2

Answer:

x=1/2y+

−3/2z+

5/2

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