a) 10x + 65 = 125
=> 10x=125-65
=> 10x=60
=> x=60:10
=> x=6
10x = 125 - 65
10x = 60
x = 60 : 10
x = 6
Vậy x = 6
a) 10x + 65 = 125
=> 10x=125-65
=> 10x=60
=> x=60:10
=> x=6
10 x + 65 = 125
10 x =125-65
10 x =60
x =60:10
x =6
10x+65=125
10x=125-65
10x=60
x=60:10
x=6