Seudónimo Seudónimo 22-01-2021 Mathematics contestada Which equation results from adding the equations in this system? Negative 8 x + 8 y = 8. 3 x minus 8 y = negative 18. 5 x = negative 10 5 x = 26 Negative 5 x = 26 Negative 5 x = negative 10on edge?