. Which ordered pair is the solution to this system of equations?
1-2x + y = -7
|-x – 3y = 7
a (-2,3)
b. (2,3)
c. (-2,-3)
d (2,-3)

At a lunchron, guests are offered a selection of five different grilled vegetables and four different meats. in how many waya could one choose three vegetables and two meats?

Under normal conditions, 1.5 feet of snow will melt into 2 inches of water. during a winter season high in the mountains, 301 feet of snow fell. how many inches of water will there be when the snow melts?

Can someone me out here and the tell me the greatest common factor