SOLUTION: 4x/5=12/3x Solve the proportion. My Attempt: 4x*3x=12*5 12x^2=60 12x^2/12=60/12 x^2=5

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: 4x/5=12/3x Solve the proportion. My Attempt: 4x*3x=12*5 12x^2=60 12x^2/12=60/12 x^2=5       Log On


   

Question 177495: 4x/5=12/3x
Solve the proportion.
My Attempt: 4x*3x=12*5
12x^2=60
12x^2/12=60/12
x^2=5
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
You're doing great, you just need to take the square root of both sides to get

x=sqrt%285%29 or x=-sqrt%285%29

So the solutions are x=sqrt%285%29 or x=-sqrt%285%29