С1
x+3/3= y/6
6x+18=3y
y=2x+6
В4.
3x-8x^2=0
x(3-8x)=0
x=0
x=3/8
В1.
12х - (4х+4) = 9(1-2х)
12x-4x-4=9-18x
26x=13
x=1/2
С1
x+3/3= y/6
6x+18=3y
y=2x+6
В4.
3x-8x^2=0
x(3-8x)=0
x=0
x=3/8
В1.
12х - (4х+4) = 9(1-2х)
12x-4x-4=9-18x
26x=13
x=1/2