anonymous
  • anonymous
MEDAL AND FAN ! please help ! One angle of a triangle is 2 more than four times as large as the other angle. The third angle is three times the first angle decreased by 6. What is the measure of each angle?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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anonymous
  • anonymous
1. Jameston High School has 2020 students. Its enrollment has been decreasing at a rate of 125 students per year. Townsville High School has 1075 students. Its enrollment has been increasing at a rate of 80 students per year. Assuming the enrollment rates continue: A. Write an equation to model this. B. When will they have the same enrollment? C. What is that enrollment amount?
anonymous
  • anonymous
Last year a poll of 1,000 voters conducted by the staff of Senator Chun found that 522 people approved of the job the senator was doing. This year, a new poll of 1,000 voters shows that 423 people approve of the senator’s performance. Find the percent of change in the number of voters who approve of the senator’s performance, and identify it as an increase or decrease. Select one: a. 19% increase b. 23.4% decrease c. 23.4% increase d. 19% decrease
xapproachesinfinity
  • xapproachesinfinity
you are allowed one question at a time dear

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xapproachesinfinity
  • xapproachesinfinity
let's do first!
xapproachesinfinity
  • xapproachesinfinity
|dw:1435368251214:dw|
xapproachesinfinity
  • xapproachesinfinity
add up those three angles and equate to 180 and solve for x
xapproachesinfinity
  • xapproachesinfinity
\(x+2+4x+3x-6=180\) \(8x=180+4 \Longrightarrow x=\frac{184}{8}\)
xapproachesinfinity
  • xapproachesinfinity
so x=23 now replace x with 23 to find each angle
xapproachesinfinity
  • xapproachesinfinity
|dw:1435368587781:dw|
xapproachesinfinity
  • xapproachesinfinity
|dw:1435368809542:dw|
xapproachesinfinity
  • xapproachesinfinity
the other question post them separately :)
anonymous
  • anonymous
so what would be my final answer after i replace x with 23 ..sorry if this seems dumb i just really suck at math
xapproachesinfinity
  • xapproachesinfinity
see the number i wrote on the last triangle |dw:1435369220432:dw|

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