Question

X-2/3+x+3/5=1/15 va rog

Answer 1

X-2/3+x+3/5=1/15

Transpunerea mesajului în text matematic este:

$\it\ x-\dfrac{2}{3}+x+\dfrac{3}{5}=\dfrac{1}{15} \Rightarrow 2x=\dfrac{1}{15}+\dfrac{^{5)}2}{\ 3}-\dfrac{^{3)}3}{\ 5} \Rightarrow2x=\dfrac{1+10-9}{15} \Rightarrow\\ \\ \\ 2x=\dfrac{2}{15} \Rightarrow x=\dfrac{1}{15}$