There are 486 balloons that need to br blown up for the spring dance at school of there are 18 volunteer how many balloons would each volunteer need to blow up

Iwant to know what 3g+5h+4g-2h is my teacher is too selfish to tell us

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?

Write and solve a real word problem that involves determining distance on a coordinate plane