SOLUTION: one number is 11 less than the other number. If their sum is -9, find the two numbers.

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Question 165432: one number is 11 less than the other number. If their sum is -9, find the two numbers.
Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
one number we will call a and the other number b. a=b-11 and a+b=-9 so substitute a from the 1st equation into the second equation (b-11)+b=-9
so 2b=2 so b=1 and a=1-11=-10
a=-10
b= 1