Please help me i really need help i dont understand write an inequality for the folowing statement :

The sum of triple a number x and eight is atleast a number y.
Inequality :

Cupcakes cost $2.00 each. Ballons cost $1.25 each. Her bill was no less than $25.00.Write an inequality that could be used to find n, the greatest possible number of cupcakes, and m, the greatest possible number of ballons , she bought. Inequality: