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Find the value of the variable x in the equation x-21=8
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5 votes
Find the value of the variable x in the equation x-21=8

User Kunalxigxag
by
7.4k points

2 Answers

4 votes

x= 29

Because it's subtracting which means they got 21 by adding x+8. Which can also be used as 21+8=9.

User Wolfgang Schreurs
by
7.9k points
5 votes

Answer:

x = 29

Explanation:

add 21 to both sides.

User Andraz
by
8.2k points
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