4x=63-27

4x=36

x=9

4x+9X3=63

4x+27=63

4x=63-27

4x=36

x=9

3x-8= 19

3x= 19+8

3x=27

x=9

3x-2X4= 19

3x-8= 19

3x= 19+8

3x=27

x=9

6x+4x5=68

6x+20=68

6x=68-20

6x=48

x=8

12x-7X2=82

12x- 14=82

12x=82+ 14

12x=96

x=8

6x+ 1.5X4=23.4

6x+6=23.4

6x=23.4-6

6x= 17.4

x=2.9

0.4x-0.5X2= 1.4

0.4x- 1= 1.4

0.4x= 1.4+ 1

0.4x=2.4

x=6

8(x+ 1.5)= 14.4

8x+ 12= 14.4

8x= 14.4- 12

8x=2.4

x=0.3

2(x+3.5)= 12.6

2x+7= 12.6

2x= 12.6-7

2x=5.6

x=2.8

3(x- 1.2)=7.2

3x-3.6=7.2

3x=7.2+3.6

3x= 10.8

x=3.6

9(x-3.8)= 108

x-3.8= 12

x= 12+3.8

x= 15.8

3x-4X6=27

3x-24=27

3x=27+24

3x=5 1

x= 17

7(x+ 18)= 126

x+ 18= 18

x= 18- 18

x=0

5x+0.6X0.5= 18.5

5x+0.3= 18.5

5x= 18.5-0.3

5x= 18.2

x=3.64