Решение уравнения: { -2; 2/7} а) |6x — 3| = |-15
b) |9x + 7 = -7|
с) — 3 — 4x| = |5 - x
d) |5n — 4| = |7 – n|
е) |14у + 5 = |7 – 14y
b) |9x + 7 = -7|
с) — 3 — 4x| = |5 - x
d) |5n — 4| = |7 – n|
е) |14у + 5 = |7 – 14y
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