x/2-x/4+x/5+3x/10=1/5
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X/2 -x/4 +x/5+3x/10=x/4+2x/10+3x/10=
x/4+5x/10=x/4+x/2=3x/4 then there is 3x/4=1/5
15x=4
x=4/15
X/2 -x/4 +x/5+3x/10=x/4+2x/10+3x/10=
x/4+5x/10=x/4+x/2=3x/4 then there is 3x/4=1/5
15x=4
x=4/15
Anonymous:
sorry
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