SOLUTION: if 7 is subtracted from twice a number, the result is 5. find the number.

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Question 145106: if 7 is subtracted from twice a number, the result is 5. find the number.
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
"7 is subtracted from twice a number, the result is 5" translates to 2x-7=5



2x-7=5 Start with the given equation



2x=5%2B7Add 7 to both sides


2x=12 Combine like terms on the right side


x=%2812%29%2F%282%29 Divide both sides by 2 to isolate x



x=6 Divide

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Answer:
So our answer is x=6