-3x-2y-3z=5

x+2y-z=-19

-2x+y-2z=1

step-by-step explanation:

because 1/3 is a fraction. we can tell because there is a divisor symbol between the 1 and the 3. if we were to add 2 fractions together, we would add the numerators, which is the number on top, but not the denominators, which is the number on the bottom

1/3+1/3=2/3

hope this !

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answer: plz mark me brainliest

7 hours, 0 minutes, 0 seconds

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0.29

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7.00

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420.00

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step-by-step explanation: