Question

The sum of two numbers is -18, if the first number is 10, which equation represents the situation and what is the second number .

Answer 1

Explanation:

The equation that represents the situation is -28 + 10 = -18

The second number is -28.

Answer 2

second number = - 28

Explanation:

let the first number be x and the second number y , then

x + y = - 18 , that is

10 + y = - 18 ( subtract 10 from both sides )

y = - 28 , that is

the second number is - 28