A magician's stage has a rectangular trapdoor whose width is (x+1/2) feet and whose length is 2x feet. The area of the trapdoor is 10 square feet. What is the value of x ?

Use the elimination method to find the solution to the system of equations. 2x - 3y = -9 -x + 3y = 6

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?