4times the difference of a number and 15 is at least 84. what is the range of the number?

Adding and subtracting matricesfind the value of each variable. x = and y = would

Select true or false to tell whether the following conditional p q is true or false. use the truth table if needed. if a week has seven days, then a year has twenty months.

Write an equation for the function that includes the points (1,4/5) and (2,2/3)