The venn diagram shows the preferences of three outdoor sports for a group of students. how many students like both golf and kayaking?

Adj has a total of 1075 dance and rock songs on her system. the dance selection is 4 times the size of the rock selection. write a system of equations to represent the situation.

You paid 28.00 for 8 gallons of gasoline. how much would you pay for 15 gallons of gasoline?

The fence around a quadrilateral-shaped pasture is 3a^2+15a+9 long. three sides of the fence have the following lengths: 5a, 10a-2, a^2-7. what is the length of the fourth side of the fence?