3 years ago

Simplify: -7 • 12Giving brainliest^^A) -84B) -74C) 74D) 84

2 answers:

7 0

The answer should be A) -84

4 0

The answer should be A

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pogonyaev

Answer:

$x=15^\circ$

Step-by-step explanation:

In a right triangle:

$\sin \theta =cos(90^\circ-\theta) $ (Complementary angles)$

Therefore, given:

$Sin (30 + x) \º = Cos (3x) \º\\30+x+3x=90^\circ\\30+4x=90^\circ\\4x=90^\circ-30^\circ\\4x=60^\circ\\$Divide both sides by 4\\x=15^\circ$

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3 years ago

guapka [62]

Answer:

Step-by-step explanation:

Because everyone want to be rich!

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2 years ago

xeze [42]

We have some couples of angles that are equal

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earnstyle [38]

Answer:

B olabilir bence b sikki

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3 years ago

Sloan [31]

The constant is 3 because it has no variable.
The coefficient is 7b because it has a variable.

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3 years ago