SOLUTION: one number is equal to the product of -2 and the difference between another number(n) and 5. The sum of the numbers is 16. What is the second number?

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Question 1024948: one number is equal to the product of -2 and the difference between another number(n) and 5. The sum of the numbers is 16. What is the second number?
Answer by CubeyThePenguin(3113) About Me  (Show Source):
You can put this solution on YOUR website!
x = -2(y - 5)
x + y = 16

Use substitution.

-2(y - 5) + y = 16
-2y + 10 + y = 16
-y = 6

x = 22
y = -6