Ответ: [tex]y = 5x — 12 \\ y =( 1.2 \times 5) — 12 = 6 — 12 = — 6 \\ y = ( — 3 \times 5) — 12 = — 15 — 12 = — 27[/tex][tex]0 = 5x — 12 \\ — 5x = — 12 \\ x = -12 \div — 5 =2 \frac{2}{5} = 2.4[/tex][tex] — 1.5 = 5x — 12 \\ — 5x = 1.5 — 12 \\ — 5x = — 10.5 \\ x = \frac{ — 10.5}{ — 5} = 2.1[/tex]