3
To solve the system of equations:
1. x + 3y = 7
2. 2x - y = 0
2(x + 3y) = 2(7)
2x + 6y = 14
(2x + 6y) - (2x - y) = 14 - 0
2x + 6y - 2x + y = 14
7y = 14
y = 14 / 7
y = 2
2x - y = 0
2x - 2 = 0
2x = 2
x = 2 / 2
x = 1
So, the solution to the system of equations is x = 1 and y = 2.
Added 7/23/2023 12:42:05 AM
This answer has been confirmed as correct and helpful.