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Mathematics 15 Online
OpenStudy (anonymous):

When 5 is added to 2 times a number, the result is 45. Find the number

OpenStudy (anonymous):

The answer is 20 because 20x2 =40 40+5=45

OpenStudy (anonymous):

Rewrite that as an equation where the number = x, then solve for x. 2x+5=45

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