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5 votes
Twice a number decreased by 8 by 12 is 2 less than half the number what is the number?

User Zevero
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1 Answer

3 votes
Answer:
4
Explanation:
with the information given, we can express the equation:

where is the unknown number?
to clear for first we multiply the equation by 2, to eliminate the fraction:

moving all terms with to the left:

and adding +16 to each side:

and finally, dividing by 3

the number is 4.
User Bartoszukm
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