 
 <translate> After Greg lent her $40, Tessa paid him back 40 / 2 = $20. So Tessa's debt was 40 - 20 = $20. Finally, she asked for $10 more, leaving the debt at 20 + 10 = $30. The final answer: 30. <ibo> Mgbe Greg gbazinyere ya dọla iri anọ, Tessa kwụghachiri ya dọla iri abụọ. Ya mere ụgwọ Tessa ji bụ 40 - 20 = $20. N'ikpeazụ, ọ rịọrọ ka e nyekwuo ya $10 ọzọ, na-ahapụ ụgwọ ahụ dị ka $20+10=$30. Azịza ikpeazụ ya bụ: 30. 