yellowstone873ovnw92 yellowstone873ovnw92
  • 02-09-2017
  • Mathematics
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Algebra 1 (Equation or Inequality) QUESTION in picture! PLEASE help! Thanks!

Algebra 1 Equation or Inequality QUESTION in picture PLEASE help Thanks class=

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Аноним Аноним
  • 02-09-2017
Sum of angles = 180°

45 + 2k + k = 180°

3k = 180 - 45

3k = 135

k = [tex] \frac{135}{3} [/tex] = 45°

Hence, k is 45°.
Answer Link
LittleLark1
LittleLark1 LittleLark1
  • 02-09-2017
You would do:

2k+45+k=180

Combine like terms

2k+k or 2k+1k= 3k

You should get

3k+45=180

You want to do

180-45

Then get

3k=135

Divide by 3

135/3


K= 45

Answer Link

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