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Mathematics 20 Online
OpenStudy (anonymous):

the sum of a number plus half of itself is 133.5 find the number

OpenStudy (jdoe0001):

say we call the number "x" what's half of "x"?

OpenStudy (anonymous):

2x + 1/2 x = 2.5x 2.5x = 133.5 Your turn.

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