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How do you find x in the equation 3x+21=42 Plz help will mark brianltes
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4 votes
How do you find x in the equation
3x+21=42
Plz help will mark brianltes

User Itaishz
by
5.7k points

2 Answers

3 votes

Answer:

3x=21

X=7

Explanation:

User Manuel Mazzuola
by
5.2k points
2 votes

Answer:

X=7

Explanation:

3x=21

x=7

User Aeonitis
by
5.5k points
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