\(7x-8=713\)
\(\Rightarrow7x=713+8\)
\(\Rightarrow7x=721\)
\(\Rightarrow x=721:7\)
\(\Rightarrow x=103\)
7x - 8 = 713
7x = 713 + 8
7x = 721
x = 721 : 7
x = 103
7x - 8 = 713
7x = 713 + 8 = 721
x = 721 : 7
Vậy x = 103
7x-8=713
7x =713+8
7x =721
x =721:7
x =103