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What is the value of the z in this equation z - 18 = 21​
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21 votes
What is the value of the z in this equation z - 18 = 21​

User Kwang
by
4.9k points

2 Answers

5 votes

Answer:

z = 39

Explanation:

z - 18 = 21​

Add 18 to both sides;

z - 18 + 18 = 21 + 18

21 + 18 = 39

Hence,

z = 39

User Johnathon Havens
by
5.2k points
13 votes

Answer:

z = 39

Explanation:

Given

z - 18 = 21 ( isolate z by adding 18 to both sides )

z = 39

User NiThDi
by
5.0k points
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