\(\dfrac{7}{8}\)+(\(\dfrac{12}{5}\)-x)=\(\dfrac{9}{10}\)

(\(\dfrac{11}{25}+x\)) + \(\dfrac{7}{9}=\dfrac{1}{15}\)

help me

tính\(\dfrac{-6}{-5}\)+\(\dfrac{-4}{15}\)

\(\dfrac{300}{500}\)+\(\dfrac{-24}{25}\)

\(\dfrac{131313}{121212}\)-\(\dfrac{29}{15}\)

\(\dfrac{-125}{1000}\)-\(\dfrac{39}{182}\)

helpppppp!

\(\dfrac{21}{-16}\)-\(\dfrac{-9}{20}\)

\(\dfrac{-13}{12}\)-\(\dfrac{17}{17}\)

help me!!!

helpppppppppppppppppppppppppppppppppppppppppppppppppp