Y and x have a proportional relationship, and y = 12 when x = 5. What is the value of y when x = 8?
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Answer:
Step-by-step explanation:
x + 2x + 3x = 180 (Interior angles of a triangle add up to 180 degrees)
=> 6x = 180
Dividing both sides by 6
=> x = 180 / 6
=> x = 30