Solve for x, y, z
z=1
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8-7=x
Consider the first equation. Multiply 1 and 7 to get 7.
1=x
Subtract 7 from 8 to get 1.
x=1
Swap sides so that all variable terms are on the left hand side.
x=1 y=1 z=1
The system is now solved.
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