theswagmaster51
theswagmaster51 theswagmaster51
  • 15-03-2019
  • Mathematics
contestada

Can someone please help?
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Can someone please help class=

Respuesta :

MrsStrong
MrsStrong MrsStrong
  • 15-03-2019

Answer:

79 and 101

Step-by-step explanation:

These angles together form a straight angle that equals 180. This means adding their measures together is 180 degrees. So 2x -1 + 3x - 19 = 180. Solve for x.

2x - 1 + 3x - 19 = 180

5x - 20 = 180

5x = 200

x = 40

Substitute x = 40 into each expression to find the measure of each angle.

2x - 1  becomes 2(40) - 1 = 79

3x - 19 becomes 3(40) - 19 = 101

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