SOLUTION: THE DIFFERENCE BETWEEN -3 AND A NUMBER IS 8 . FIND TWO POSSIBLE VALUES FOR THE NUMBER

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Question 988088: THE DIFFERENCE BETWEEN -3 AND A NUMBER IS 8 . FIND TWO POSSIBLE VALUES FOR THE NUMBER
Answer by MathLover1(20849) About Me  (Show Source):
You can put this solution on YOUR website!
if the difference between -3 and a number x is 8, we have:
-3-x=8.....solve for x
-3-x%2Bx=8%2Bx
-3=8%2Bx
-3-8=8-8%2Bx
-3-8=x
-11=x

check:
-3-x=8
-3-%28-11%29=8
-3%2B11=8
8=8