tolong banget besok di kumpul no.5 pakai cara ya

385.000/3+4*2=
385.000/3+8
385.000/11=35.000
35.000*2=70.000

[tex]a=sepatu \\b=sandal\\ a=2b \\ b= \frac{a}{2} \\ 4a+3b=385000\\ 4a+3( \frac{a}{2})=385000\\ 8a+3a=770000\\ 11a=770000\\ a=70000 rupiah[/tex]