Solve the linear equation by using the Gauss-Jordan elimination method

-2x-6y = 10

6x+18y = - 30

Which of the following is the solution set of - 2|x| < - 8 x x x 4

A simulated game of chess is programmed between two computers. The game is supposed to be biased in favor of player B winning 4 out of 5 times. Which is the most suspicious set of outcomes of 30 games played between the two computers?

19. A square garden has an area of 64 ft. If the length of the garden is increased by 3 ft and the width is increased by 2 ft, what is the area of the new rectangular garden?

What is 71.634 rounded to the nearest hundredths

Each of the 22 members of the football team is required to participate in the Summer Car Wash fundraiser. The coach estimates that each member can wash 12 cars in one day. They plan to charge $7 for each car wash.

Let set A = {1, 3, 5, 7} and set B = {1, 2, 3, 4, 5, 6, 7, 8}. Which notation shows the relationship between set A and set B? A ∪ B A ⊆ B A ∩ B B ⊆ A

14 is what percent of 92

What is the domain of the function f (x) = 3|x + 4| + 1? all real numbers all real numbers less than or equal to - 4 all real numbers greater than or equal to 1 all real numbers greater than or equal to - 4

A cylinder has a radius of 40 ft and a height of 17 ft. What is the exact surface area of the cylinder? 1360π ft2 3200π ft2 4560π ft2 680π ft2

1.) Johnny and Alex went on a fishing trip and caught 31 fish. Johnny caught one less than three times as many fish as Alex caught. Write an equation to figure out how many fish each boy caught