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34 votes
34 votes
Hi there Ms or Mr could you please help me out here because i don't understand this problem

Hi there Ms or Mr could you please help me out here because i don't understand this-example-1
User Dpritch
by
2.5k points

1 Answer

13 votes
13 votes

(3X+60) + 60 = 180 ( CONSECUTIVE ANGLES are supplementary)

Now, solve for x

3x + 60 + 60 = 180

3x + 120 = 180

subtract 120 from both-side of the equation

3x = 180 - 120

3x = 60

divide both-side of the equation by 3

x = 20

User Starcaller
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