5.solve the system using substitution.
y-2x=3
3x-2y=5
/2,2)
b.(2,7)
,-13)
,-19)

International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

The graph of g(x) is a translation of y = which equation represents g(x)?