2 years ago

I need help pls ASAP !! (Extra points) & explanation

Mathematics

1 answer:

sergey [27]2 years ago

4 0

Answer:

x = 60

Step-by-step explanation:

Total degrees of all interior angles (the three angles inside the triangle) is always 180°

So u use 180/3 = 60 which is x

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Subtract and simplify.

Anestetic [448]

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$=3y^2+y^2-7y-3y-5+4$
$=4y^2-10y-1$

In short, the answer would be $4y^2-10y-1$ (Option D).

Hope this helps !

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AysviL [449]

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2 years ago

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musickatia [10]

Answer:

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Step-by-step explanation:

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