x+80=15+159
x+80=174
x=174-80
x=94
x + 80 = 15 + 159
x + 80 = 174
x = 174 - 80
x = 94
x + 80 = 15 + 159
x + 80 = 174
x = 174 -80
x = 94
\(x+80=15+159\)
\(x+80=174\)
\(x=174-80\)
\(x=94\)
x + 80 = 15 + 159
x + 80 = 174
x = 174 - 80
x = 94
tk mk nha mk tk lại
x + 80 = 15 + 159
x + 80 = 174
x = 174 - 80
x = 94
x + 80 = 15 + 159
x + 80 = 174
x = 174 - 80
x = 94
k cho tui
x + 80 = 174
x = 174 - 80
x = 94
k cho mk nha
x + 80 = 15 + 159
x + 80 = 174
x = 174 - 80
x = 94
x + 80 = 15 + 159
x + 80 = 174
x = 174 - 80
x = 94