SOLUTION: x+3greather than or equal to 2x+1

Algebra ->  Algebra  -> Inequalities -> SOLUTION: x+3greather than or equal to 2x+1      Log On

Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!
Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!

   

Question 234211: x+3greather than or equal to 2x+1
Answer by checkley77(12569) About Me  (Show Source):
You can put this solution on YOUR website!
x+3>=2x+1
x-2x>=1-3
-x>=-2
x<=-2/-1 Note: when dividing by a negative value the > sign changes to a < sign.
x<=2 ans.
Proof:
Let x=1.9
1.9+3>=2*1.9+1
4.9>=3.8+1
4.9>=4.8