Question

The sum of two rational numbers is -8 , if one of the numbers is -10/7 , find the other number.

Answer 1

Answer:

-46/7

Step-by-step explanation:

let the no. be x.

then refer to attachment

Answer 2

Answer:

$- 10 \div 7 + x = - 8 \\ - 10 + 7x \div 7 = - 8 \\ - 10 + 7x = - 8 \times 7 \\ - 10 + 7x = - 56 \\ 7x = - 56 + 10 \\ x = - 46 \div 7$