If y=65 and z=27,then what is the value of x?

The border line of the linear inequality 4x + 7y < 5 is dotted true or false?

Suppose you are choosing a 6-digit personal access code. this code is made up of 4 digits chosen from 1 to 9, followed by 2 letters chosen from a to z. any of these digits or letters can be repeated. find the total number of personal access codes that can be formed. 492,804 341,172 39,917,124 4,435,236

Apack of gum would be considered a(n) necessity luxury item small ticket item unaccountable expense