5/3 x + 4 = 2/3 x
First, subtract 5/3x from both sides of the equation:
5/3 x + 4-5/3x = 2/3 x-5/3x
4 = -x
Multiply both sides by -1:
(-1)4 = (-1)-x
-4 = x
So:
x=-4
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