Solve for x in the diagram below

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Thibaut Loiseleur asked Jul 27, 2022

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32 votes

Solve for x in the diagram below

Mathematics
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Thibaut Loiseleur asked Jul 27, 2022

by Thibaut Loiseleur

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13 votes

Answer: x° = 20

Steps:
100 + x + 3x = 180
x + 3x = 80
4x = 80
x = 80/4
x = 20

Check:
100 + x + 3x = 180
100 + 20 + 3(20) = 180
100 + 20 + 60 = 180
180 = 180 ✅

Dayanithi Natarajan answered Aug 1, 2022

by Dayanithi Natarajan

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