ruskichick ruskichick

08-07-2014
Mathematics

Answered

Twelve more than twice a certain number is six fewer then three times the number. What number is it? 6, 12, 16, 18, 24,

Verified Answer :

08-07-2014

You said that 12 more than (2x) is 6 less than (3x).

2x + 12 = 3x - 6

Subtract 2x from each side :

12 = x - 6

Add 6 to each side:

x = 18

Check:

2x = 36
12 more than that is 48 .

3x = 54
6 less than that is 48 .

48 = 48 .
yay

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konrad509 konrad509

08-07-2014

\(2x+12=3x-6\\ 3x-2x=12+6\\ x=18\)

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