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3 votes
Three times a certain number decreased by 2 equals to nineteen​

User Agendum
by
6.6k points

1 Answer

5 votes

Answer:

7

Explanation:

x equals a certain number

3x - 2 = 19

add 2 both sides

3x=21

divide 3 both sides

x=7

User Sfackler
by
8.3k points