Let the numbers be 'm' & 'n'
Hence mn = -40
And m + n = 6
It follows m = 6 - n
Substitute
(6 - n) n = -40
6n - n^2 = -40
n^2 - 6n - 40 = 0
Factor
(n - 10)(n + 4) = 0
n = 10 & n = -4 => m = 6 - - 4 = 10
The numbers are: 10 and -4
21 and 7
9 and negative 24
43
41
not that it's our policy to finish homework but -24, -6
A number multiplied by itself added to itself equals 30. What are the two possible numbers?
23
The numbers are: -25 and -30
313
-19
4
15.268 and 18.732
-0.5625
49
The numbers are 10 and 5.2
-1
-53