SOLUTION: the sum of twice a number adn 7 less than the number is the same as the difference between -31 and the number. what is the number?

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Question 471150: the sum of twice a number adn 7 less than the number is the same as the difference between -31 and the number. what is the number?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

Let x represent the number

Question states***

 2x+ (x-7) = (-31-x)

Solving for x

   4x = -24

    x = -6

CHECKING our Answer***

 -12 -13 = -25 = -31-(-6) = -25