1) x = (-21.9 + 20.1)/(-3) = -1.8/-3 = 0.6
2) -91.2 - 2x = -100.-2x = -100.7 + 91.-2x = -9.x = -9.5/-x = 4.75
Поэтому корни уравнений1) x = 0.2) x = 4.75
1) x = (-21.9 + 20.1)/(-3) = -1.8/-3 = 0.6
2) -91.2 - 2x = -100.
-2x = -100.7 + 91.
-2x = -9.
x = -9.5/-
x = 4.75
Поэтому корни уравнений
1) x = 0.
2) x = 4.75