Solve using the substitution method
3x+2y=11
x-2=4y
a(12,-5/2)
b (0,-1/2)
c (0,-2)
d (4,-1/2)

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

Which function has the domain x> -11

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.