SOLUTION: what is the value of x if (x+1)/(1+2x)=1/3

Algebra ->  Expressions-with-variables -> SOLUTION: what is the value of x if (x+1)/(1+2x)=1/3      Log On


   

Question 753839: what is the value of x if (x+1)/(1+2x)=1/3
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
(x+1)/(1+2x)=1/3
cross multiplying:
3(x+1) = 1(1+2x)
3x+3 = 1+2x
x+3 = 1
x = -2