Solve for z
z=18
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3z-7-z=29
Subtract z from both sides.
2z-7=29
Combine 3z and -z to get 2z.
2z=29+7
Add 7 to both sides.
2z=36
Add 29 and 7 to get 36.
z=\frac{36}{2}
Divide both sides by 2.
z=18
Divide 36 by 2 to get 18.
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