marissacampbell2017 marissacampbell2017 18-01-2017 Mathematics contestada Find the sum of 5m + 3n + p, -5p + 3n, and 2n - m. -4m + 8n - 4p 4m + 8n + 4p 4m - 8n - 4p 4m + 8n - 4p