Find a pair of integers whose product is-36 and whose diffence is 15.

Spanish

1 answer:

mixas84 [53]2 years ago

6 0

Answer:

-3 and 12

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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