yayamarrie09 yayamarrie09

22-10-2020
Mathematics

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offkeyelephant offkeyelephant

22-10-2020

Answer:

x=126 x-30=96

Step-by-step explanation:

A pentagram has a total of 540 degrees. This means that you can put all of the angles into a single equation. 540=x-30+x-30+x-30+2x This goes to 540=5x-90 then solve algebraically. add 90 on both sides. 630=5x x=126 thus x-30 is equal to 126-30

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