Question 593219
How do I solve this system?

-7x+3y+3z=8
x=y-5z+14
y=8z-22

Substitution is the method
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If you use substitution,
y is solved for in eqn 3.
Sub for y in the eqn 1 & 2.
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Then you have 2 eqns in x & z.
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Solve for either x or z, and sub again.