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2/5w+ 4/5w -4= 1
We simplify the equation to the form, which is simple to understand
2/5w+4/5w-4=1
We move all terms containing w to the left and all other terms to the right.
+5w+5w=+1+4
We simplify left and right side of the equation.
+10w=+5
We divide both sides of the equation by 10 to get w.
w=0.5
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