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What is the solution of |2x+7|>27? A) x<-10 or x>10 B) x<-17 or x>10 C) x<-34 or x>20 D) x>-17 or x<10
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What is the solution of |2x+7|>27?

A) x<-10 or x>10
B) x<-17 or x>10
C) x<-34 or x>20
D) x>-17 or x<10

User Geekygeek
by
8.1k points

1 Answer

5 votes
|2x + 7| > 27

break down into two equations;

2x + 7 > 27 -(2x + 7) > 27

2x + 7 > 27 -2x - 7 > 27

2x > 27 - 7 -2x > 27 + 7

2x > 20 -2x > 34

x > 10 x < -17

hope that helps, God bless!
User Gregseth
by
7.8k points
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