Answer:
X = 1/3
Explanation:
Multiply all terms by x and cancel:
1
3
+3x=4x
3x+
1
3
=4x(Simplify both sides of the equation)
3x+
1
3
−4x=4x−4x(Subtract 4x from both sides)
−x+
1
3
=0
−x+
1
3
−
1
3
=0−
1
3
(Subtract 1/3 from both sides)
−x=
−1
3
−x
−1
=
−1
3
−1
(Divide both sides by -1)
x = 1 /3
Check answers. (Plug them in to make sure they work.)
x = 1 /3
(Works in original equation)