50 + 5 ( x + 10 ) = 100
5(x+10) = 100 - 50
5(x+10) = 50
x + 10 = 50 : 5
x + 10 = 10
x = 10 - 10
x = 0
50 + 5 ( x + 10 ) = 100
50 + 5x + 50 = 100
100 + 5x = 100
5x = 100 - 100
5x = 0
x = 0 : 5
x = 0
50 + 5.( x + 10 ) = 100
5 . ( x + 10 ) = 100 - 50
5 . ( x + 10 ) = 50
x + 10 = 50 : 5
x + 10 = 10
x = 10 - 10
x = 0
\(\text{50 + 5 ( x + 10 ) = 100}\)
\(=>\text{ 5 ( x + 10 ) = 100-50}\)
\(=>\text{5 ( x + 10 ) = 50}\)
\(=>x+10=\frac{50}{5}\)
\(=>x+10=10\)
\(=>x=10-10\)
\(=>x=0\)
vậy \(x=0\)
50 + 5 ( x + 10 ) = 100
5 ( x + 10 ) = 100 - 50
5 ( x + 10 ) = 50
( x + 10 ) = 50 : 5
x + 10 = 10
x = 10 - 10
x = 0
Vậy x = 0
2 ( x + 10 ) + 20 = 100
2 ( x + 10 ) = 100 - 20
2 ( x + 10 ) = 80
( x + 10 ) = 80 : 2
x + 10 = 40
x = 40 - 10
x = 30
50 + 5 ( x + 10 ) = 100
5 ( x + 10 ) = 100 - 50
5 ( x + 10 ) = 50
( x + 10 ) = 50 : 5
x + 10 = 10
x = 10 - 10
x = 0
Vậy x = 0
50 + 5 ( x + 10 ) = 100
5 ( x + 10 ) = 100 - 50
5 ( x + 10 ) = 50
( x + 10 ) = 50 : 5
x + 10 = 10
x = 10 - 10
x = 0
Vậy x = 0
50 + 5 ( x + 10 ) = 100
5 ( x + 10 ) = 100 - 50
5 ( x + 10 ) = 50
( x + 10 ) = 50 : 5
x + 10 = 10
x = 10 - 10
x = 0
Vậy x = 0
50 + 5 ( x + 10 ) = 100
5 ( x + 10 ) = 100 - 50
5 ( x + 10 ) = 50
( x + 10 ) = 50 : 5
x + 10 = 10
x = 10 - 10
x = 0
Vậy x = 0