Question

ajutati-ma va rog rogg frumoss la toate dau 15 de puncte si coroana la primul care îmi spune.!!!!

Answer 1

5x+2=22
5x=22-2
5x=20
x=4

3x-1=170
3x=170+1
3x=171
x=171/3
x=57

19+7x=89
7x=89-19
7x=70
x=10

15x+3=378
15x=378-3
15x=375
x=375/15
x=25

4x-15=69
4x=69+15
4x=84
x=84/4
x=21

2x-17=13
2x=13+17
2x=30
x=30/2
x=15

3x-13=17
3x=17+13
3x=30
x=30/3
x=10

14x-5=79
14x=79+5
14x=84
x=6

20x-5=35
20x=35+5
20x=40
x=40/20
x=2

30x+15=375
30x=375-15
30x=360
x=12

12x-125=139
12x=139+125
12x=264
x=264/12
x=22

453+6x=531
6x=531-453
6x=78
x=78/6
x=13

1251+101x=2160
101x=2160-1251
101x=909
x=909/101
x=9

431x-2031=8744
431x=8744+2031
431x=10775
x=10775/431
x=25

221x+721=2931
221x=2931-721
221x=2210
x=2210/221
x=10

Punctul 24
2x=10
x=10/2
x=5

3x=27
x=27/3
x=9

15x=30
x=30/15
x=2

20x=100
x=100/20
x=5

14x=196
x=196/14
x=14

21x=105
x=105/21
x=5

12x=180
x=180/12
x=15

125x=0
x=0/125
x=0