Question

1) 3x-4=0
2) 2x+18= -2
3) 5x+(3x+2)=(4x-8)+x+20
4) (y-4) (y+5)=0
5) (13+26y) (75-25y)=0

Answer 1

1)х=4/3 
2)х=-10
3)х=10/3
4)у1=3
   у2=-5
5)у1= - 1/2
   у2=3

Answer 2

1) 3х=4|:3
х=4/3
х=1 ⅓

2) 2х=-2-18
2х=-20|:2
х=-10

3) 5х+3х+2=4х-8+х+20
8х-4х-х=12-2
3х=10|:3
х=10/3
х=3 ⅓