x + x : 2 = 0,36
x . 1 + x . 1/2 = 0,36
x (1 + 1/2) = 0,36
x . 3/2 = 0,36
x = 0,36 : 3/2
x = 6/25 = 0,24
#Học tốt!!!
~NTTH~
\(x+x\div2=0,36\)
\(x+x\cdot\frac{1}{2}=0,36\)
\(x\cdot\left(1+\frac{1}{2}\right)=0,36\)
\(x\cdot1,5=0,36\)
\(x=0,36\div1,5=0,24\)