 
<translate> Lizzy: Wani shagon lu'ulu'u yana sayar da lu'ulu'u lu'ulu'u guda ɗaya a dala 9 kowanne kuma lu'ulu'u lu'ulu'u guda ɗaya a dala 10 kowanne. Nancy ta sayi lu'ulu'u guda biyu na lu'ulu'u da lu'ulu'u biyu na ƙarfe. Nawa take kashewa gaba daya? Ni: Hmmm, bari in yi tunani. Ina ganin wannan shi ne cikakken bayani: <eng> Lizzy: A bead shop sells one set of crystal beads at $9 each and one set of metal beads at $10 each. Nancy buys one set of crystal beads and two sets of metal beads. How much does she spend in all?.
Me: Hmmm, let me think. I think this is the detailed solution: 