jgoodman
Use the substitution method to solve the following system of equations.
4x  y  3z = 3
x  2y  2z = 3
x + y + 3z = 2



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AravindG
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solve 2 eqns at once

jgoodman
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I don't understand how to do that..

AravindG
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i mean solve the first two eqns to eliminate one variable

GeekChic_
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set up a 3x3 matrix and use Gaussian Elimination with backward sustitution

GeekChic_
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x=13/4
y=16/7
z=1