Question

the sum of two rational number is -8 if one of the number is - 30 /7
find the other ​

Answer 1

Answer:

-26/7

Step-by-step explanation:

here -8 =-30/7 + x

x = -8 + 30/7

x = -56+30/7

x=-26/7

Answer 2

Step-by-step explanation:

$\frac{ - 30}{7} + x = - 8 \\ x = - 8 - \frac{ - 30}{7} \\ = \frac{ - 56 - ( - 30)}{7} \\ x = \frac{ - 56 + 30}{7} \\ \boxed{x = \underline{ \underline{ \frac{ - 26}{7} }}}$