Solve for x, y, z
z=1
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3x=20+x
Consider the first equation. Multiply 5 and 4 to get 20.
3x-x=20
Subtract x from both sides.
2x=20
Combine 3x and -x to get 2x.
x=\frac{20}{2}
Divide both sides by 2.
x=10
Divide 20 by 2 to get 10.
x=10 y=1 z=1
The system is now solved.
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