Kayla thinks of a number.
She multiplies this number by 7 then subtracts 7.
Her answer is 56. What was Kayla's original number?
Kayla's friend thinks of a number.
She then does the following operations:
Multiply by 3, subtract 3, multiply by 2 then add 48 (in that order). She finds that the number she ends up with is 12 times her original number.
What was Kayla's friend's original number?
Change NumbersEasier Questions
Topics: Starter  Algebra  Functions
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Here a concise URL for a version of this page without the comments.
Here is the URL which will take them to the Think Of A Number exercise.
Here is the URL which will you to our eQuation Generator which provides unlimited practice solving linear equations.