|y| = 9y = 9 or y = -9
|x| = 1.6x = 1.6 or x = -1.6
|y| = 5/9y = 5/9 or y = -5/9
|x + 7| = 10x + 7 = 10 or x + 7 = -10x = 3 or x = -17
|y - 2| = 5y - 2 = 5 or y - 2 = -5y = 7 or y = -3
|y - 1.7| = 4y - 1.7 = 4 or y - 1.7 = -4y = 5.7 or y = -2.3
Таким образом, корнями уравнений будут:
|y| = 9
y = 9 or y = -9
|x| = 1.6
x = 1.6 or x = -1.6
|y| = 5/9
y = 5/9 or y = -5/9
|x + 7| = 10
x + 7 = 10 or x + 7 = -10
x = 3 or x = -17
|y - 2| = 5
y - 2 = 5 or y - 2 = -5
y = 7 or y = -3
|y - 1.7| = 4
y - 1.7 = 4 or y - 1.7 = -4
y = 5.7 or y = -2.3
Таким образом, корнями уравнений будут:
y = 9, y = -9x = 1.6, x = -1.6y = 5/9, y = -5/9x = 3, x = -17y = 7, y = -3y = 5.7, y = -2.3