How do you solve #3x + y = 1# and #x – y = 3#?

Related questions

• What if the elimination method results in 0=0?
• How do you use the addition and subtraction method to solve a linear system?
• Can any system be solved using the addition and subtraction method?
• When is the addition and subtraction method easier to use?
• How do you solve #-x-6y=-18# and #x-6y=-6# using the addition and subtraction method?
• How do you solve #5x-3y=-14# and #x-3y=2# using elimination?
• Do you need to add or subtract the equations #5x+7y=-31# and #5x-9y=17# to solve the system?
• How do you solve the system of equations #3y-4x=-33# and #5x-3y=40.5#?
• What is the solution to the system #x+y=2# and #x-y=6#?
• What is the common point of #x+2y=6# and #x+y=2#?