4(2–3х) – (6–х) – 2(3х+4), якщо х=–0,3 ·
4(2–3х)–(6–х)–2(3х+4)=8–12х–6+х–6х–8=–17х–6, если х=–0,3, то –17х–6=–17·(–0,3)–6=5,1–6=–0,9.