System of equations error

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bsta
bsta 2019-3-21
编辑： Kevin Phung 2019-3-21
Why do I recvie an error saying: Undefined function or variable 'z'
when trying to solve the following system of equations:
sol=solve(['5=x','-6x+10y-3z=0','-y+51z=0'],[x,y,z])

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回答（1 个）

Kevin Phung
Kevin Phung 2019-3-21
编辑：Kevin Phung 2019-3-21
syms x y z
sol=solve([x==5 ,-6*x+10*y-3*z == 0,-y+51*z==0],[x y z])

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