jawaban tertera pada gambar
2x - 9 = 9x + 5
9x + 5 = 2x - 9 → tukarkan ruas, agar lebih gampang
9x - 2x = - 9 - 5
7x = -14
x =
x = -2
Jadi
3x + 2
= 3(-2) + 2
= -6 + 2
= -4
Semoga Membantu
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jawaban tertera pada gambar
2x - 9 = 9x + 5
9x + 5 = 2x - 9 → tukarkan ruas, agar lebih gampang
9x - 2x = - 9 - 5
7x = -14
x =
x = -2
Jadi
3x + 2
= 3(-2) + 2
= -6 + 2
= -4
Semoga Membantu