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Nine less than twice a number is thirtyone. what is the answer

Nine less than twice a number is thirtyone. what is the answer
188k views
2 votes
Nine less than twice a number is thirtyone. what is the answer

User Staceyann
by
7.1k points

2 Answers

3 votes
2x - 9 = 31

Add 9:
2x = 40

Divid by 2
x = 20
User Ahmad Nassri
by
8.1k points
1 vote
31+9=40
40/2=20
The solution is 20
User Outlookrperson
by
8.3k points
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