Question

the sum of two rational number is -6 and one of them is -7/2 .find the other

Answer 1

$$\begin{gathered} \mathrm{Let}\mathrm{the}\mathrm{other}\mathrm{number}=x \\ \mathrm{According}\mathrm{to}\mathrm{question}: \\ -\frac{7}{2}+x=-6 \\ \Rightarrow x=-6+\frac{7}{2} \\ \Rightarrow x=\frac{-12+7}{2} \\ \Rightarrow x=-\frac{5}{2} \\ \mathrm{So},\mathrm{other}\mathrm{number}=-\frac{5}{2} \end{gathered}$$