This value of x can then be used to find y by substituting 1 with x e.g. in the first equation. The solution of the linear system is (1, 6). You can use the substitution method even if both equations of the linear system are in standard form. Just begin by solving one of the equations for one of its variables. Video lesson: Solve the linear system using the substitution method. 1  Pre-Algebra. 2  Algebra 1.
North American area codes 240 and 301 are telephone area codes for the western half of Maryland. They serve Maryland's portion of the Greater Washington, D.C. , metro area, portions of southern Maryland, and the more rural areas in the western portion of the state.o free up available numbers, the suburban use of 202 was ended in 1990. Despite the presence of the Baltimore-Washington area, 301 remained the exclusive area code for Maryland for 44 years, making Maryland one of the largest states with a single area code.
304 Area Code. AreaCode.org is an area code finder with detailed information on the 304 area code including 304 area code map. Major cities like Charleston within area code 304 are also listed on this page. More area codes, including those outside of West Virginia, are found on the AreaCode.org homepage.Some telephone area codes are overlaid, requiring 10-digit dialing.04 Area Code 304. At AreaCode.org, you'll find helpful information on the 304 area code, including 304 area code location. Other phone area codes may be found using AreaCode.org's area code locator. Use the search function for area code look up. Increase sales with virtual phone service without contracts.