Kunci Jawaban Pelajaran Matematika Halaman 107 Kelas 7 SMP, Bab 3: Persamaan Linear

(3) x = -8

(4) x = 1

(5) x = 6

(6) x = -9

(7) x = 7

Baca juga: Kunci Jawaban Pelajaran Matematika Halaman 106 Kelas 7, Bab 3: Persamaan Linear

(8) x = 5/3

(9) x = 20

(10) x = -6

Soal nomor 2, Persamaan dengan Koefisien Bulat

(1) 4x – 5 = 7
(2) 3x + 7 = 4
(3) -x + 8 = 2
(4) 5 – 7x = -16
(5) 10x = 8x – 6
(6) -2x = 10 + 3x
(7) 5x + 21 = 2x
(8) 6x – 4 = x
(9) 3x – 5 = x + 7
(10) 8x – 2 = 5x + 1
(11) 7x – 2 = 4x – 16
(12) x + 5 = 4x + 7
(13) 5 – 4x = 1 – 2x
(14) 2 – 5x = 3x – 10

Kunci Jawaban:

Baca juga: Kunci Jawaban Pelajaran Matematika Halaman 148 Kelas 10, Fungsi Kuadrat ke Bawah

(1) x = 3

(2) x = -1

(3) x = 6

(4) x = 3