Question

2x-(-17)=15

Answer 1

khó thế 

Answer 2

2x - (-17) = 15

2x + 17 = 15

2x = 15-17 = -2

=> x = -1

Answer 3

=> 2x+ 17= 15

=> 2x      =15- 17= -2

=> x        = -1

Vậy x= -1

Answer 4

2x-(-17)=15

2x+17=15

2x=15-17

2x=-2

x=(-2):2

x=-1

nha bạn                                         ^_^

Vinh Nguyen

Answer 5

2x-(-17)=15

2x+17=15

2x=15-17

2x=-2

x=-1