 
 <prompt> A wannan sabon littafi na Geometry akwai fihir 450 da aka rubuta da 230 fihir kuma yana biyu da fihirin littafin da aka rubuta. Me yasa fihirin littafin da aka rubuta ya kasance? <response>: ```x za a yi lamba na manyan sashi na littafi na Geometry na kwanaki
Littafi na manyan sashi na sabon Geometry ta samu 2x - 230 = 450 lamba
2x = 450 + 230
2x = 680
x = 340 lamba

Javaba na farko: 340.``` 