Let the number be n.
Then 2(7-n) = 4n, or 14 - 2n = 4n, or 14 = 6n. Then n = 7/3 (answer)
Answer:
a). 7
Step-by-step explanation:
3x-4=17
3x-4+4=17+4
3x=21
3x/3=21/3
x=7
Answer:
14/9. or 1 5/9 is the answers for the question
Step-by-step explanation:
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The <em>correct answers</em> are:
a)∠ADB; and c)∠BCA.
Explanation:
The measure of an intercepted arc is twice as much as the measure of its inscribed angle. AB corresponds with both ∠ADB and ∠BCA. Since the arc is 120°, each angle would be half of that, or 60°.