On the last day of her summer tennis camp, Anita helps her instructor sort through a basket of tennis balls to throw out the old ones. Anita ends up throwing away 15 of the balls. She returns the remaining 57 balls to the basket.

Question

On the last day of her summer tennis camp, Anita helps her instructor sort through a basket of tennis balls to throw out the old ones. Anita ends up throwing away 15 of the balls. She returns the remaining 57 balls to the basket.
Which equation can you use to find the total number of tennis balls t Anita checks?
Solve this equation for t to to find the total number of tennis balls Anita checks.

GPT 3.5 · Answer

The equation that can be used to find the total number of tennis balls Anita checks is: t = 15 + 57 Now, solve for t: t = 15 + 57 t = 72 Therefore, Anita checks a total of 72 tennis balls.