Question

the sum of two rational number is -8 . if one of the number is -13 upon 7 find other

Answer 1

Let other number be x,


Their sum = -8

$- \frac{13}{7} + x = - 8 \\ \\ x = - 8 + \frac{13}{7} \\ \\ x = \frac{ - 56 + 13}{7} \\ \\ x = - \frac{43}{7}$


Other number is -43/7




I hope this will help you



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Answer 2

let the other no. be = x
ATQ,
-13/7+X=-8
x=-8+13/7
x=-43/7
here is your answer hope it helps you