SOLUTION: A number is decreased by 7 and twice this result is 34.What is the number?

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Question 503383: A number is decreased by 7 and twice this result is 34.What is the number?
Answer by ptaylor(2198) About Me  (Show Source):
You can put this solution on YOUR website!
Let x=the number
If we decrease it by 7, we get: x-7
And we are told that 2(x-7)=34 or
2x-14=34 add 14 to each side
2x=48
x=24-----------------the number
CK
24-7=17
2*17=34
34=34
Hope this helps----ptaylor