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Solve fot z show all your work. 7z - 18 =2z+ 18​
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2 votes
Solve fot z show all your work. 7z - 18 =2z+ 18​

User Nir Hedvat
by
9.1k points

1 Answer

1 vote

Answer:

z = 36/5​

Explanation:

7z - 18 =2z+ 18​

Subtract 2z from each side

7z-2z- 18 =2z-2z+ 18

5z - 18 = 18

Add 18 to each side

5z-18+18 = 18+18

5z = 36

Divide by 5

5z/5 = 36/5

z = 36/5​

User RVN
by
8.1k points
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