What is the X value of the coordinate points -3,0. 0,1. And 3,2

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?

Find the midpoint m of z1=(8+5i) and z2=(12+3i)

Which choice has the correct steps in graphing the solution set to the following inequality? -45_> 20x-5y