Question

280:(2x-1)=40

Answer 1

280:(2x-1)=40=>

2x-1=280:40

2x-1=7

2x=7+1

2x=8

x=8:2

x=4

tick đúng cho mình nhé

Answer 2

280:(2x-1)=40

=> 2x-1=280:40

=> 2x-1=7

=> 2x=7+1

=> 2x=8

=> x=8:2

=> x=4

Answer 3

280:(2x-1) = 40

2x-1 = 280 :40

2x-1 = 7

2x = 7+1

2x= 8

x=8:2

x =4

Tic cho mình nha !!! ( ^_^ )