Plz answer this im going to fail the semester :(

                                         Answer and Explanation

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The value of x is 20.

We can figure this out by...

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but what does x equal?

=

=

Since both are equal to -8, that means = .

Which means that...

x = 20

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Hope this helps! <3

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i belive those are the ones that are under 90 degreese.

a.

step-by-step explanation:

step 1 distribute 2 to every term in the parentheses

step 2 add 10 on both sides of the equal sign