7 = 16 - 87 = 16 - 87 - 16 = -8-9 = -8x = -9 / -x = 9 / x = 1.125
x - 470 = 310 - 16x - 470 = 14x = 145 + 47x = 615
Ответ: x₁ = 1.125, x₂ = 615.
7 = 16 - 8
7 = 16 - 8
7 - 16 = -8
-9 = -8
x = -9 / -
x = 9 /
x = 1.125
x - 470 = 310 - 16
x - 470 = 14
x = 145 + 47
x = 615
Ответ: x₁ = 1.125, x₂ = 615.