Question

jansal spent x minutes today practicing his guitar and y minutes today on homework. if the total time he spent on both is 45 minutes or more, which inequality best represents his practice time?\\(\bigcirc\\ x + y < 45\\)\\(\bigcirc\\ x + y > 45\\)\\(\bigcirc\\ x + y \leq 45\\)\\(\bigcirc\\ x + y \geq 45\\)

Explanation:

Step1: Define total time sum

Total time = guitar time + homework time = $x + y$

Step2: Match "45 minutes or more"

"Or more" means total time is greater than or equal to 45.

Answer:

D. $x + y \geq 45$