Which answer choice is an expression that represents Melissa's age in 9 years, when the variable a represents her current age?

Acar dealership pays you 5% commission on your first $10,000 on car sales and 8% commission on the sale amount over $10,000 if you sold a $12,000 car how much is your commission

Find the average speed of a rabbit that runs a distance of 22 m in a time of 1.8 s .

How do your peer relationships affect your overall health status? what can you do to improve your peer relationships?