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5 votes
Help me, anyone???...​

Help me, anyone???...​-example-1

2 Answers

4 votes

Answer:

x=34

Explanation:

Alright.

x+12+100+x=180

2x+112=180

2x=68

x=34

User Huazuo Gao
by
5.9k points
4 votes

Answer:

x = 34

Explanation:

The 3 given angles form a straight angle and sum to 180°, hence

x + 12 + 100 + x = 180

2x + 112 = 180 ( subtract 112 from both sides )

2x = 68 ( divide both sides by 2 )

x = 34

User Creker
by
6.3k points