you have to complete at least 15 chemistry problems and math problems combined within 2 hours before you can play video games. it will take you about 10 minutes to complete a chemistry problem and 6 minutes to complete math problem. Let x = the system of inequalities represent the situation described above?

Which of the following answers is 7/9 simplified? 7/9 2/9 11/9 2/7

If i have one apple and give you the apple, how many apples do i have?

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )