Question

Tìm x biết :

x + x + x + x = 18 + x

 

Answer 1

x + x + x + x =18+x

x+x+x=18

3.x=18

x=6 

Answer 2

x+x+x+x=18+x

3x=18

x=18:3

x=6

K mình nha.Thank you very much

Answer 3

x + x + x + x = 18 + x

x + x + x + x - x =18

x + x + x = 18

3 * x = 18

x = 18 : 3

x = 6

Answer 4

Xx4=18+X

Xx4-X=18

Xx3=18

X=18:3

X=6

thanks

Answer 5

đó là 6 nha bạn