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Whats x if 7x - 9 = 12
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1 vote
Whats x if 7x - 9 = 12

User Mwavu
by
5.7k points

2 Answers

6 votes

Answer:

x=3

Explanation:

User Lorenzo R
by
5.4k points
4 votes

Answer:

x=3

Explanation:

7x - 9 = 12

Add 9 to each side

7x - 9+9 = 12+9

7x = 21

Divide each side by 7

7x/7 = 21/7

x =3

User Paulmurray
by
4.9k points
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