Which data has the greatest spread set A

Solve 3x-18=2y and 5x-6y=6 by elimination show work

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula , what is the temperature in celsius corresponding to r degrees rankine? a. 9/5(c - 273) b. 9/5(c + 273) c. 5/9( c - 273) d. 5/9( c + 273)