bantu jawab pakai caraaa please:( nomer 6 dan 7 makasihhh

jawaban saya salah
tadiii maaf

6. f(-2) = 5(-2) + 2/3(-2)-2
            = -10 + 2/-6-2
            = -8/-8
            = 1
7. g(-2) = 2(-2) -1
             = -4 - 1
             = -5