SOLUTION: I am having trouble trying to set up this word problem Two times the number of dimes in the bank equals the number of dimes plus 30. How many dimes are there in the bank? Please

Algebra ->  Inequalities -> SOLUTION: I am having trouble trying to set up this word problem Two times the number of dimes in the bank equals the number of dimes plus 30. How many dimes are there in the bank? Please      Log On


   

Question 1000010: I am having trouble trying to set up this word problem Two times the number of dimes in the bank equals the number of dimes plus 30. How many dimes are there in the bank? Please help me set up the problem so I can solve it. Thank you i am so confused!
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
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D=number of dimes in bank
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Two times the number of dimes in the bank=2D
Number of dimes in bank plus 30=D+30
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Two times the number of dimes=number of dimes + 30:
2D=D+30 . Subtract D from each side.
D=30
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ANSWER: There are 30 dimes in the bank.
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CHECK:
2D=D+30
2(30)=30+30
60=60