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Two times the square of five more than a number is seventy-two. Write an equation that models this situation. Solve the equation.
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Two times the square of five more than a number is seventy-two. Write an equation that models this situation. Solve the equation.

User Dres
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1 Answer

5 votes
2(5+x)² = 72
(5+x)² = 36
5+x = 6
x = 1
User Tom Imrei
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