Question

решите уравнение 1 и 2

Answer 1

Ответ:

1.

6/(4*(x-1))+1/20-4/5=0

30/(20(x-1))+(1-16)/20=0

(30-15(x-1))/(20(x-1))=0

(6-3x+3)/(4x-4)=0

[x=3

[x≠1

Ответ: x=3

2.

15/(2x+1)-(3+1)/6=0

(45-2*(2x+1))/3*(2x+1)=0

(43-4x)/(6x+3)=0

[x=43/4

[x≠-1/2

Ответ: x = 43/4