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Solve for in the diagram below.
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3 votes
Solve for in the diagram below.

Solve for in the diagram below.-example-1
User Sybreon
by
6.2k points

1 Answer

6 votes

Answer:

x = 20

Explanation:

The sum of the three angles in the diagram is 180 degrees since they form a straight line

x + 100 + 3x = 180

Combine like terms

100 +4x = 180

Subtract 100 from each side

100+4x-100 =180-100

4x= 80

Divide each side by 4

4x/4 = 80/4

x = 20

User Henrycharles
by
6.1k points
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