Gregg subtracted some number x from 47, then multiplied the result by two, subtracted 15 and got 45. What was Gregg's number? (PLEASE ANSWER WITH WORK, THANKS)

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asked Apr 2, 2018 145k views

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Gregg subtracted some number x from 47, then multiplied the result by two, subtracted 15 and got 45. What was Gregg's number?

(PLEASE ANSWER WITH WORK, THANKS)

Mathematics
college

Nrlakin asked

by Nrlakin

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Work in reverse.

45 + 15= 60. 60/2= 30. 30 + x = 47.

So, x= 47-30.
x= 17.

Datazang answered Apr 9, 2018

by Datazang

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