5+ 4 * 2 +6 - 2 * 2 - 1

insert parentheses in expression 2 so that it has a value of 19. then show why your expression has a value of 19.

Why did the ice arena get so hot after the big game (this is math related google it to find the paper

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.