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Can someone answer this please I don’t understand

Can someone answer this please I don’t understand-example-1
User Dun Peal
by
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1 Answer

3 votes

Answer:

3x+2x+a=180 degree(being linear pair)

5x+25=180

5x=180-25

x=155/5

x=31

Explanation:

User Glanden
by
6.2k points
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