Question

Nomor 11, 12 dan 13 tolong dikerjakan

Answer 1

Verified answer

◾ Materi : Campuran
◾ Sub materi : Campuran
◾ Mapel : Matematika

11) 3(2x+⅓) = 4(3x-½)
6x+1 = 12x-2
12x-6x = 1+2
6x = 3
x = 1/2

maka, 4x = 4(1/2) = 2 (A)

12) 13-2x < x-5
-2x-x < -5 - 13
-3x < -18
x > 6 (D)

13) K irisan L irisan M adalah {2} (C)

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-vin