Question

A) x+3y=7
2y=5

B) x+y+z=2
y+3=-1
-2z=8

Answer 1

A) x = - 1/2
y = 5/2

B) x = 10
y = -4
z = -4

I hope this helps. :)

And have a great day. :)

Answer 2

Step-by-step explanation:

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