What is the value of x in the solution to this system of equations?y+5x=-1y=1/2x+32A. -198/29B. 29C. -6D. 37/33

Tickets to a science exposition cost $5.75 each for studentd and $7.00 for adults.how many students and adults went if the ticket charge was $42.75

How many terms does the polynomial x^2 y^2 have

2. using calculations based on a perpetual inventory system, determine the inventory balance altira would report in its august 31, 2021, balance sheet and the cost of goods sold it would report in its august 2021 income statement using the average cost method. (round "average cost per unit" to 2 decimal places.)