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Mathematics 20 Online
OpenStudy (anonymous):

Write the given sentence as an equation. Tim’s age in 7 years will be three times what it was 19 years ago.

OpenStudy (chriss):

x+7=3x-19

OpenStudy (anonymous):

Do you want to learn how to do it?

OpenStudy (anonymous):

thanks

OpenStudy (anonymous):

Four times the sum of a number and 15 is at least 120. Let x represent the number. Find all possible values for x.

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