Answer:
x = - 2, y = 6
Step-by-step explanation:
y = - 3x
x + y = 4
Substitute y = - 3x in " x + y = 4 ",
x + y = 4
x - 3x = 4
- 2x = 4
x = 4 / - 2
x = - 2
Substitute x = - 2 in " y = - 3x ",
y = - 3x
= - 3 * ( - 2 )
y = 6
Therefore,
the value of,
x = - 2
y = 6
Hence, the system is solved.