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What is the value of x? O A. x=15 O B. x=10 O C. x=20 D. x=5

What is the value of x? O A. x=15 O B. x=10 O C. x=20 D. x=5
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4 votes
What is the value of x?
O A. x=15
O B. x=10
O C. x=20
D. x=5

What is the value of x? O A. x=15 O B. x=10 O C. x=20 D. x=5-example-1
User Paulina
by
7.7k points

1 Answer

0 votes
The correct answer is C (x = 20).

Step-by-step explanation:
(x + 5) + x + (7x - 5) = 180 (Sum of angles in a triangle)
x + 5 + x + 7x - 5 = 180
9x = 180
x = 20
User Greg Steiner
by
7.8k points
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