how can i mix both querys, Sql Server

how can i mix both querys

select
    max(case when Parameter = '+' then Description end) as[Allowance] ,
    max(case when Parameter = '-' then Description end)as[Deduction]
from (select*,row_number() over (partition by Parameter order by Id) as RN
from Cygnus_HR_Salary_Structure_Master_General)X
group by RN

select sal.EmployeeID,emp.Name as [Name],gm.CodeDesc as[Designation],
(CASE WHEN sm.Parameter='+' THEN sm.Description  END ) as[Allowance],
(CASE WHEN sm.Parameter='+' THEN sm.Amount  END ) as[Allowance Amount],
(CASE WHEN sm.Parameter='+' THEN sm.Percentage  END ) as[Percentage],
(CASE WHEN sm.Parameter='-' THEN sm.Description end) as[Deduction],
(CASE WHEN sm.Parameter='-' THEN sm.Amount  END ) as[Deduction Amount],
(CASE WHEN sm.Parameter='-' THEN sm.Percentage  END ) as[Percentage],
(CASE WHEN sm.IsOther='1' AND sm.Parameter='+' THEN sm.Amount END) as[Others Allowance],
(CASE WHEN sm.IsOther='1' AND sm.Parameter='-' THEN sm.Amount END) as[Others Deduction]
FROM CYGNUS_HR_Employee_SalaryStructureSlab sal
INNER JOIN Cygnus_HR_Employee_Master emp on sal.EmployeeID=emp.EmployeeID
INNER JOIN Cygnus_HR_Salary_Structure_Master_General sm on sal.SalaryComponent=sm.SalaryComponent 
INNER JOIN Cygnus_HR_Master_General gm ON gm.CodeId=emp.Designation
GROUP by sm.Parameter,sal.EmployeeID,emp.Name,gm.CodeDesc,sm.Description,sm.Amount,sm.Percentage,sm.IsOther


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