The U. S. Bureau of the Census predicted that the population of South Carolina would be approximately 17.4 million in 2010 and then would increase by about .22 million per year until 2015. Which of the following linear models predicts the population, y, of South Carolina (in millions) in terms of x, the number of years since 2010. Group of answer choices

On the first of each month, shelly runs a 5k race. she keeps track of her times to track her progress. her time in minutes is recorded in the table: jan 40.55 july 35.38 feb 41.51 aug 37.48 mar 42.01 sept 40.87 apr 38.76 oct 48.32 may 36.32 nov 41.59 june 34.28 dec 42.71 determine the difference between the mean of the data, including the outlier and excluding the outlier. round to the hundredths place. 39.98 39.22 0.76 1.21

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression