SOLUTION: Seven less than twice a number is the same as nine times the number. Find the number.

SOLUTION: Seven less than twice a number is the same as nine times the number. Find the number.

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Question 952855: Seven less than twice a number is the same as nine times the number. Find the number.
Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
n=the number
2n-7=9n Subtract 2n from each side.
-7=7n Divide each side by 7
-1=n ANSWER: The number is -1.
CHECK:
2n-7=9n
2(-1)-7=9(-1)
-2-7=-9
-9=-9
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