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sashaice [31]
3 years ago
10

Solve. X = -7 4x - 4y = 12 (x,y)

Mathematics
1 answer:
Fynjy0 [20]3 years ago
4 0

Answer:

(-7, -10)

x=-7\\y=-10

Step-by-step explanation:

4x-4y=12

Substitute x for -7.

4(-7)-4y=12

Multiply 4 by -7.

-28-4y=12

Add 28 on both sides.

-4y=40

Divide -4 on both sides.

y=-10

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Dominik [7]

The approximate length of side AB is 14.0. The correct option is B. 14.0 units

<h3>Law of sines </h3>

From the question, we are to determine the measure of side AB

First, we will determine the measure of angle A

A + B + C = 180° (<em>Sum of angles in a triangle</em>)

A + 65° + 35° = 180°

A = 180° - 65° - 35°

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Now, using the law of sines

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Learn more on Law of sines here: brainly.com/question/24138896

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