What is the first step in evaluating the expression shown below?
(12.9-3.1) * 6.2-2 + 43

In the final round of trivia competition, contestants were asked to name as many states that begin with the letter m as they could in 15 seconds. the bar graph shows the number of states the contestants were able to name. how many contestants participated in the final round of the competition?

Me asap on # : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.