SOLUTION: Hello to all. Had a question. 0.4x+8<=1.2x-9 the solution is {x|x_ _} what is _ and _. thank you

Algebra ->  Expressions-with-variables -> SOLUTION: Hello to all. Had a question. 0.4x+8<=1.2x-9 the solution is {x|x_ _} what is _ and _. thank you      Log On


   

Question 432900: Hello to all. Had a question.
0.4x+8<=1.2x-9 the solution is {x|x_ _} what is _ and _. thank you
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

0.4x%2B8%3C=1.2x-9+
0.4x-1.2x%3C=-9-8+
-0.8x%3C=-17+ .......multiply both sides by -1
0.8x%3E=17+
x%3E=17%2F0.8+
x%3E=21.25+
the solution is {x|x>=21.25}