48+а8+а8+а = 32 + 4а6в−9в-9в−9 = 6в - 542у−112у-112у−11×7 = 14у - 774а+3в−4t4а+3в-4t4а+3в−4t = 4а + 3в - 4t
48+а8+а8+а = 32 + 4а
6в−9в-9в−9 = 6в - 54
2у−112у-112у−11×7 = 14у - 77
4а+3в−4t4а+3в-4t4а+3в−4t = 4а + 3в - 4t