Find a pair of integers whose product is-36 and whose diffence is 15.
1 answer:
Answer:
-3 and 12
OR
3 and -12
Explanation:
USE SUBSTITUTION METHOD
xy = -36
y=-36÷x
x-y=15
x- (-36÷x)=15
x^2+36=15x
x=12 or 3
12 or 3 - y=15
y= -3 or -12
The two integers are either 12 and -3 OR -12 and 3
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