Question 123039: 7x + 1 < 4(x - 2)
Answer by rapaljer(4671)   (Show Source):
You can put this solution on YOUR website! For additional explanation, see my website by clicking on my name "rapaljer" anywhere in algebra.com, and take the first link on my page "Basic and Intermediate Algebra". Look in Basic Algebra, Chapter 1, for Section "1.11 Inequalities." You will find a user-friendly explanation, complete with examplels, exercises, and answers in complete detail!!
7x + 1 < 4(x - 2)
7x+1<4x-8
Subtract 4x from each side:
7x-4x+1<4x-4x-8
3x+1<-8
Subtract 1 from each side:
3x+1-1<-8-1
3x<-9
Divide by 3:
x<-3
R^2
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