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In triangle ABC, m∠A=(2x)∘, m∠B=(3x+1)∘, and m∠C=(3x−5)∘. What is the value of x?
Question
In triangle ABC, m∠A=(2x)∘, m∠B=(3x+1)∘, and m∠C=(3x−5)∘.
What is the value of x?
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Mathematics
3 years
2021-08-26T00:46:34+00:00
2021-08-26T00:46:34+00:00 1 Answers
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Answer:
x = 23
Step-by-step explanation:
A triangle contains 180°. So, simply create the equation m∠A + m∠B + m∠C = 180° and solve for x.
2x + 3x + 1 + 3x – 5 = 180
8x – 4 = 180
8x = 184
x = 23