4x+y=-10
log₃(3y-x)=2
y=-10-4x
3²=3y-x
9=3(-10-4x)-x
9=-30-12x-x
-13x=39
x=-3
y=-10-4*(-3)
y=-10+12
y=2
4x+y=-10
log₃(3y-x)=2
y=-10-4x
3²=3y-x
9=3(-10-4x)-x
9=-30-12x-x
-13x=39
x=-3
y=-10-4*(-3)
y=-10+12
y=2