The following data shows the video game rankings of two students, from least favorite (1) to most favorite (10). which is the equation for the line of best fit?

a. y = -0.75x + 9.75

b. y = 0.75x + 8.25

c. y = 0.75x + 9.75

d. y = -0.75x + 8.25

Which answer is the solution set to the inequality |x|< 9? a. x< -9 or x> 9 b. x> -9 and x< 9 c. x> -9 or x< 9 d. x< 9 and x< 9

Write two subtraction equations that are equivalent to 5 + 12 = 17.

The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year.how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.