samantha12v samantha12v

29-04-2020
Mathematics

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HELP!!!! Need help with this!!

HELP Need help with this class=

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29-04-2020

Answer:

80/9

Step-by-step explanation:

The sum of the angles of a triangle is 180. This means your equation will bw:

3x+70 + 5x + x+30 = 180

Add Like Terms

9x + 100 = 180

9x = 80

x = 80/9

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