Question

3x=sqrt1+8x solve

Answer 1

\[3x=\sqrt{1+8x}\]

Answer 2

all i can see is x=1 is the solution o.O as 3= sqrt of 9

Answer 3

I'll try that o.O thanks XD

Answer 4

9x^2-8x-1=0
9x^2-9x+x-1=0
9x(x-1)+1(x-1)=0
(x-1)(9x+1)=0
x=1 or x=-1/9

but x cant be negative

so x=1

Answer 5

hope that helps :D

Answer 6

umm you get it?

Answer 7

Yes :D thanks so so so much!!!!! *hug*