The sum of two integers is -50. If one of them is -100, find the other.
Let the unknown integer be x.
Given x+(-100)=(-50)
x=(-50)+100x=100-50x=50
Hence, the other integer is 50.
The sum of two integers is 12. If one of them is -20, find the other integer.
(a) The sum of two integers is 94. If one of them is -25, find the other?
(b) The sum of two integers is -320. If one of them is +80, find the other? (c) The sum of two integers is 100. If one of them is -50, find the other? (d) The sum of two integers is -660. If one of them is -70, find the other? [4 MARKS]