SOLUTION: We are to use interval notation for the solution set, I am still confused with this. Can you help? 2<2x+4<10 Here is another 3x-6=-3(2-x) thankyou, lackinmathe

Algebra ->  Complex Numbers Imaginary Numbers Solvers and Lesson -> SOLUTION: We are to use interval notation for the solution set, I am still confused with this. Can you help? 2<2x+4<10 Here is another 3x-6=-3(2-x) thankyou, lackinmathe      Log On


   

Question 64801: We are to use interval notation for the solution set, I am still confused with this. Can you help?
2<2x+4<10
Here is another
3x-6=-3(2-x)
thankyou, lackinmathe
Answer by 303795(602) About Me  (Show Source):
You can put this solution on YOUR website!
2<2x+4<10
Subtract 4 from each part of the statement
2-4<2x+4-4<10-4
-2 < 2x < 6
ie -1 < x < 3

3x-6=-3(2-x)
3x-6=-6+3x
3x-6=3x-6
3x=3x
x=x
which is true for any value of x you would like to chose.