A way to solve a linear system algebraically is to use the substitution method. The substitution method functions by substituting the one y-value with the other. We're going to explain this by using an example. We can substitute y in the second equation with the first equation since y = y.
Area code 970 is an area code serving most of the western and northern parts of Colorado.It covers Aspen, Vail, Durango, Grand Junction, Fort Collins, and Estes Park.rea code 970 is an area code serving most of the western and northern parts of Colorado.
California has area codes of 209, 213, 310, 323, 408, 415, 424, 442, 510, 530, 559, 562, 619, 626, 650, 657, 661, 669, 707, 714, 747, 760, 805, 818, 831, 858, 909, 916, 925, 949, 951.The following map shows the coverage of 323 area code.The coverage area is shown in green. Area code map of the entire U.S. The USA.com website and domain are privately owned and are not operated by or affiliated with any government or municipal authority.he following map shows the coverage of 323 area code. The coverage area is shown in green. Area code map of the entire U.S. The USA.com website and domain are privately owned and are not operated by or affiliated with any government or municipal authority.