\(130-\left(100+x\right)=25\)
\(100+x=130-25\)
\(100+x=105\)
\(x=105-100\)
\(x=5\)
Vậy \(x=5\)
130 - ( 100 + x ) = 25
100 + x = 130 - 25
100 + x = 105
x = 105 - 100
x = 5
vậy x = 5
130 - ( 100 + x ) = 25
100 + x = 130 - 25
100 + x = 105
x = 5
\(130-\text{ (100+x) = 25}\)
\(-\text{ (100+x)= 130-25}\)
\(-100-x=110\)
\(=>x=-100-110\)
\(x=210\)
100 + x = 130 - 25
100 + x = 105
x = 105 - 100
x = 5