SOLUTION: I start with a number, multiple it by 7 add 3 subtract it by 5 and divide by 4 and my answer is 7. I can't figure out what number they started out with. Can you show me how to work

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Question 627333: I start with a number, multiple it by 7 add 3 subtract it by 5 and divide by 4 and my answer is 7. I can't figure out what number they started out with. Can you show me how to work t his problem? Please and thank you...
Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!
 
Hi,
I start with a number, multiple it by 7 add 3 subtract it by 5 and divide by 4 and my answer is 7.

7x -2 = 28
7x = 30
x = 30/7

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