In ARST, mZR = (5x + 15)", mZS = (6x + 8)°, and mZT = (4x + 7)º. What is the value of x?

asked May 28, 2021 234k views

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In ARST, mZR = (5x + 15)", mZS = (6x + 8)°, and mZT = (4x + 7)º.
What is the value of x?

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Answer:

Explanation:

(5x + 15)° + (6x + 8)° + (4x + 7)° = 180°

15x + 30 = 180 ⇒ x = 10

LaaasBIGL answered Jun 2, 2021

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