math
posted by Imari on .
how do I do this problem
3x3=x4

you want to get x all by its self.
subtract the x from both sides to give
2x3=4
add 3 to both sides
2x=1
divide by 2 to isolate the x
x = 1/2 
I still don't understand how you got the 2x?

As he said, he subtracted x from both sides of the equation.
3x  x = 2x