How many moles of water are produced if the reaction begins with 7.50 moles of NH3

Solve the equation using the given values: x= -2.5; y= -7.51. 2xy + 2x²

For what value of (y) is 3^3/3^y =1/9

Several paint mixtures are made by mixing blue paint and white paint. paint colors blue paint white paint mixture a 5 cups 12 cups mixture b 6 cups 6 cups mixture c 4 cups 12 cups mixture d 5 cups 6 cups which mixture has the highest ratio of blue paint to white paint