SOLUTION: How do I solve an inequality with 3 different equations 12-x_<2x+6_<21-x I'm sorry that's suppose to be the less than or equal to sign not sure how to write that on the compu

Algebra ->  Inequalities -> SOLUTION: How do I solve an inequality with 3 different equations 12-x_<2x+6_<21-x I'm sorry that's suppose to be the less than or equal to sign not sure how to write that on the compu      Log On


   

Question 953174: How do I solve an inequality with 3 different equations
12-x_<2x+6_<21-x
I'm sorry that's suppose to be the less than or equal to sign not sure how to write that on the computer
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
12-x_<2x+6_<21-x
Inequality showing how three different but related expressions are ordered.

Plain text: 12-x<=2x+6<=21-x
Rendered: 12-x%3C=2x%2B6%3C=21-x

Add x to all members,
Add -6 to all members;
Multiply all members by 1%2F3.

The variable is isolated; simplify.
Done.