А) 5x - |10| = 2905x - 10 = 2905*x = 300x = 300 / 5x = 60
б) 2x + |3|4 = 842x + 12 = 842x = 72x = 72 / 2x = 36
в) (x + 20) + |4| = 82x + 20 + 4 = 82x + 24 = 82x = 82 - 24x = 58
г) (1345 - x) / |-74| = 18(1345 - x) / 74 = 181345 - x = 18 * 741345 - x = 1332-x = 1332 - 1345-x = -13x = 13
д) (y - 3) 5 - 875 = |210|(y - 3) 5 - 875 = 2105y - 15 - 875 = 2105y - 890 = 2105y = 210 + 8905y = 1100y = 1100 / 5y = 220
е) 150 - x / 2 = |-140|150 - x / 2 = 140150 - x = 280-x = 280 - 150-x = 130x = -130
А) 5x - |10| = 290
5x - 10 = 290
5*x = 300
x = 300 / 5
x = 60
б) 2x + |3|4 = 84
2x + 12 = 84
2x = 72
x = 72 / 2
x = 36
в) (x + 20) + |4| = 82
x + 20 + 4 = 82
x + 24 = 82
x = 82 - 24
x = 58
г) (1345 - x) / |-74| = 18
(1345 - x) / 74 = 18
1345 - x = 18 * 74
1345 - x = 1332
-x = 1332 - 1345
-x = -13
x = 13
д) (y - 3) 5 - 875 = |210|
(y - 3) 5 - 875 = 210
5y - 15 - 875 = 210
5y - 890 = 210
5y = 210 + 890
5y = 1100
y = 1100 / 5
y = 220
е) 150 - x / 2 = |-140|
150 - x / 2 = 140
150 - x = 280
-x = 280 - 150
-x = 130
x = -130