algebra 2?

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solve using any algebraic method.

x + y + 2z = 5
x + 2y = z = 8
2x + 3y - z = 1

can someone please help me!

2007-01-25 14:12:39 · 4 answers · asked by andrew 1 in Education & Reference ➔ Homework Help

no solution
recheck the equations
you have 2 equal signs in the second equation.

if that typo = z is supposed to be +z or -z

2007-01-25 14:52:15 · answer #1 · answered by birdwatcher 4 · 0⤊ 0⤋

x = -30
y = 19
z = 8

2007-01-25 22:50:07 · answer #2 · answered by bigsoljainga 2 · 0⤊ 0⤋

Look in the back of the book.

2007-01-25 22:45:50 · answer #3 · answered by Brandon14_99 1 · 0⤊ 0⤋

you have 3 equations and 3 unknowns... use systems of equations or gauss-jordan

2007-01-25 22:34:02 · answer #4 · answered by mdigitale 7 · 0⤊ 0⤋