Brooke has to set up 70 chairs in equal rows, but there room for only 20 rows, how many possible rows could brooke set up

Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0

Maria solved an equation as shown below. what is the solution to maria’s equation?

Aboat has a speed of 9 mph in calm water. it takes the boat 4 hours to travel upstream but only 2 hours to travel the same distance downstream. which equation can be used to find c, the speed of the current? 2(9 – c) = 4(9 + c) 9 + c = 4(9 – c) 9 – c = 2(9 + c) 4(9 – c) = 2(9 + c)