Question

Tìm x

x - (-19) - (-11) = 0

Answer 1

\(\Leftrightarrow x+30=0\)

hay x=-30

Answer 2

\(x-\left(-19\right)-\left(-11\right)=0\)

⇔\(x+19+11=0\)

⇔\(x+30=0\)

⇔\(x=-30\)

Answer 3

x+19+11=0

x+19=-11

x=-30

 

Answer 4

^_x+19+11=0

^_x+19=-11

^_x=-30

Answer 5

x−(−19)−(−11)=0

⇒x+19+11=0

⇒x+30=0

⇒x=0−30

⇒x=−30

Vậy x=−30