SOLUTION: The square root of the quantity, twice a number decreased by 3, equals 7. Find the number.

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Question 174582: The square root of the quantity, twice a number decreased by 3, equals 7. Find the number.
Answer by nerdybill(7384) About Me  (Show Source):
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The square root of the quantity, twice a number decreased by 3, equals 7. Find the number.
.
Let x = the number
then
sqrt%282x-7%29=7
2x-7=49
2x=56
x=28