Questions and Answers
Which number is a solution to the equation $x + 2 = 13$?
11
Which number is a solution to the equation $x + 5 = 5$?
0
Which equation requires a number that is not a whole number?
$x + 18 = 5$
Which set of numbers was introduced to solve equations like $x + 18 = 5$?
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Which equation cannot be solved using only natural numbers?
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Which number is a solution to the equation $2x = 3$?
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Which number is a solution to the equation $5x + 18 = 5$?
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Which set of numbers is not sufficient to solve equations of the form $x + 18 = 5$?
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Which equation is solved when $x = 11$?
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Which equation cannot be solved using only natural numbers?
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