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4 votes
3x+30=180 degrees, what is the value of the letter x in this problem?

2 Answers

1 vote

3x + 30 = 180

-30 -30 subtract 30 on both sides, solve for 180 - 30 which is 150.

___________

3x = 150

__ ___ divide 3 on both sides, solve for 150 ÷ 3 which is 50.

3 3

x = 50, final answer

hope this helps! :)

User Pratik Gujarathi
by
6.9k points
7 votes

Answer:

50

Explanation:

180-30=150/3=50

User Gerd Hoffmann
by
7.1k points