What is the sum of the geometric sequence 2, 10, 50, … if there are 8 terms?

What is the result of adding the system of equations? 2x+y=4 3x-y=6

The length of a rectangle plus its width is 24 cm. the area is 143 square cm. what are the length and width of the rectangle?

Roy has 4 1/2 pizzas for the soccer team to split after the game. if each member is going to get 1/2 of a pizza, how many players are on the soccer team