Question

Решите уравнения в) г) ​

Answer 1

Ответ:

-2(3x+4)+(6x+8)=4(5x-2)-(5x+8)

-6x-8+6x+8=20x-8-(5x+8)

8=20x-5x-8

8=15x-8

-15x=-8-8

-15x=-16

x=1,06

8(4-3y)-(7+2y)=-(6+3y)+8(y-2)

32-24y-7+2y=-6-3y+8y-16

25-22y=-22+5y

-22y-5y=-22-25

-27y=-47

y=1,740