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How do you solve this? I need help !
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5 votes
How do you solve this? I need help !

How do you solve this? I need help !-example-1
User Hubeir
by
4.2k points

2 Answers

1 vote

Answer:

X=9

Explanation:

3x+15x+18=180

18x+18=180

x+1=10

x=9

User Hortman
by
4.3k points
5 votes

Solution:

<ABC+<CBD=180° (Linear pair)

3x+15x+18=180°

18x=180-18

18x=162

x=162/18

x=9

User Louis GRIGNON
by
4.3k points
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