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3 years ago

1. Solve for x. 55° (3r + 23) 75°

Mathematics

1 answer:

Mnenie [13.5K]3 years ago

5 0

Answer:

The value of x is 9.

Step-by-step explanation:

55°

(3 x + 23)

75°

The sum of all the angles of triangle is 180°.

55 + 3 x + 23 + 75 = 180

3 x = 27

x = 9

So, the value of x is 9.

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