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3 ( Q - 7 ) = 21 Q = ?
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2 votes
3 ( Q - 7 ) = 21
Q = ?

User Fery W
by
5.7k points

1 Answer

5 votes

Answer:

Explanation:

use distributive prop.

3 times q =3Q

3 Times -7 =-21

3Q-21=21

ADD 21 to both sides

3q=42

q=14 .

User Elliott Davies
by
6.6k points
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