if x+y+z= -1 and 2x+y+z= -3 what's the value of y and z?
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x+y+z=-1....(1)
2x+y+z=-3.......(2)
(1)-(2)=x=-2
sub this value in (1)
we get
y+z=1
y=z-1
sub this in (2)
(-4)+z-1+z=-3
2z-5=-3
z=1
sub this in (1)
y=0.
if u like it mark it as brainliest answer.
2x+y+z=-3.......(2)
(1)-(2)=x=-2
sub this value in (1)
we get
y+z=1
y=z-1
sub this in (2)
(-4)+z-1+z=-3
2z-5=-3
z=1
sub this in (1)
y=0.
if u like it mark it as brainliest answer.
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