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x+2/5+x=2/3
We simplify the equation to the form, which is simple to understand
x+2/5+x=2/3
Simplifying:
x + 0.4+x=2/3
Simplifying:
x + 0.4+x=0.666666666667
We move all terms containing x to the left and all other terms to the right.
+1x+1x=0.666666666667-0.4
We simplify left and right side of the equation.
+2x=0.266666666667
We divide both sides of the equation by 2 to get x.
x=0.133333333333
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