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son4ous [18]
3 years ago
5

Please help! I need help fast!

Mathematics
1 answer:
mart [117]3 years ago
4 0

Answer:

x=30

y=15

z=150

Step-by-step explanation:

take 2x+x+90=180

we get x=30

and y=15 and z=150

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K(t) = 10t - 19<br> k(-5) =
DanielleElmas [232]

Answer:

-69

Step-by-step explanation:

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6 0
3 years ago
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tankabanditka [31]

Answer:

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Step-by-step explanation:

The given relation is

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It means for each value of x there exist a unique value of y.

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