Question

The sum of three numbers is -3. If the second number is subtracted from the sum of the first and third numbers, the result is -3. If the third number is subtracted from the sum of the first and second numbers, the result is -5. Find the three numbers.

Answer 1

(-4,0,1)

Explanation:

The problem makes it clear that the second number is 0

a+c=-3

a-c=-5

So adding the 2 equations

2a=-8

a=-4

Plug back in