SOLUTION: Twice the square of the first number minus the second number is -3. The square of the sum of the first number and 5 is equal to the second number minus 2.
Please include "let st
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Question 1100221: Twice the square of the first number minus the second number is -3. The square of the sum of the first number and 5 is equal to the second number minus 2.
Please include "let statements" and equations. Thank you!
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = 1st number
Let = 2nd number
---------------------------
(1)
(2)
-------------------------
(1)
Plug (1) into (2)
(2)
(2)
(2)
(2) ( by looking at it )
--------------------
(1)
(1)
(1)
(1)
--------------------------
also:
(1)
(1)
(1)
----------------------------
check:
(2)
(2)
(2)
(2)
-----------------------------
(2)
(2)
(2)
OK
------------------------------
There are 2 pairs of solutions:
and
-----------------
check the math & get another opinion if needed
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