X +7:9tolong kak By Admin ReiPosted on December 8, 2022 X +7:9tolong kak x + 7 = 9 x + 7 – 7 = 9 – 7 x = 2 QwQ Penjelasan dengan langkah-langkah: x + 7 = 9 x = 9 – 7 x = 2