х – 2 = 14
Зх – 12 = 2х
2х + 6 = 4х – 2
– 4х – 4 = 2х + 8
11 + 2х = 55 + 3х
2 (2 + у) = 19 – 3у
(4 – с) + 2 (с – 3) = -13
1/2 х + 1/6 х + 5 = х

4х – 2 = 14

x=4

Зх – 12 = 2х

x=12

2х + 6 = 4х – 2

x=4

– 4х – 4 = 2х + 8

x= -2

11 + 2х = 55 + 3х

x= -44

2 (2 + у) = 19 – 3у

y=3

(4 – с) + 2 (с – 3) = -13

c= -11

1/2 х + 1/6 х + 5 = х

x=15

1) 4x=14+2

4x=16

x=16/4

x=4

2) 3x-2x=12

x=12

3)2x-4x=-6-2

-2x=-8

2x=8

x=8/2

x=4

4)-4x-2x=4+8

-6x=12

6x=-12

x=-12/6

x=-2

5) 2x-3x=55-11

-x=44

x=-44

6) 2(2+y)=19-3y

4+2y=19-3y

2y+3y=19-4

5y=15

y=3

7) (4-c) +2(c-3)=-13

(4-c) +2c-6=-13

4-c+2c-6=-13

c=-13-4+6

c=-11

8) 1/2x+1/6x+5=x

5/6x-x=5

-1/6x=5

1/6x=-5

x=-5: 1/6

x=-30