Solve for x, y, z
z=7
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5x=3+7
Consider the first equation. Add 7 to both sides.
5x=10
Add 3 and 7 to get 10.
x=\frac{10}{5}
Divide both sides by 5.
x=2
Divide 10 by 5 to get 2.
x=2 y=7 z=7
The system is now solved.
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