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\(\frac{X-6}{7}+\frac{X-7}{8}+\frac{X-8}{9}=\frac{X-9}{10}+\frac{X-10}{11}+\frac{X-11}{12}\)
Cho \(\frac{x-6}{7}+\frac{x-7}{8}+\frac{x-8}{9}=\frac{x-9}{10}+\frac{x-10}{11}+\frac{x-11}{12}\). Tìm x.
Tìm x biết
a) x+2x+3x+4x+...+100x=-213
b)\(\frac{1}{2}x-\frac{1}{3}=\frac{1}{4}x-\frac{1}{6}\)
c)3(x-2)+2(x-1)=10
d)\(\frac{x+1}{3}=\frac{x-2}{4}\)
e)\(\frac{x-6}{7}+\frac{x-7}{8}+\frac{x-8}{9}=\frac{x-9}{10}+\frac{x-10}{11}+\frac{x-11}{12}\)
f)\(\frac{x+32}{11}+\frac{x+23}{12}=\frac{x+38}{13}+\frac{x+27}{14}\)
Tìm x biết :
\(\frac{x-6}{7}\)+ \(\frac{x-7}{8}\)+ \(\frac{x-8}{9}\)= \(\frac{x-9}{10}\)+ \(\frac{x-10}{11}\)+ \(\frac{x-11}{12}\)
\(\frac{x-7}{6}+\frac{x-11}{10}=\frac{x-8}{7}+\frac{x-10}{9}\). Tìm x=____
cho A là nghiệm của phương trình
\(\frac{x-7}{x-8}-\frac{x-8}{x-9}=\frac{x-10}{x-11}-\frac{x-11}{x-12}.\)
Tìm 6A
\(\frac{x-7}{6}+\frac{x-11}{10}=\frac{x-8}{7}+\frac{x-10}{9}\)
Tìm x : ...
Giúp mình với nhé
a.frac{x-6}{7}+frac{x-7}{8}+frac{x-8}{9}frac{x-9}{10}+frac{x-10}{11}+_{frac{x-11}{12}}b.frac{x-1}{2020}+frac{x-2}{2019}-frac{x-3}{2018}frac{x-4}{2017}c.left(frac{3}{4}x+3right)-left(frac{2}{3}x-4right)-left(frac{1}{6}x+1right)left(frac{1}{3}x+4right)-left(frac{1}{3}x-3right)giúp mk vs mk đg cần gấpThank you
Đọc tiếp
a.\(\frac{x-6}{7}+\frac{x-7}{8}+\frac{x-8}{9}=\frac{x-9}{10}+\frac{x-10}{11}+_{\frac{x-11}{12}}\)
b.\(\frac{x-1}{2020}+\frac{x-2}{2019}-\frac{x-3}{2018}=\frac{x-4}{2017}\)
c.\(\left(\frac{3}{4}x+3\right)-\left(\frac{2}{3}x-4\right)-\left(\frac{1}{6}x+1\right)=\left(\frac{1}{3}x+4\right)-\left(\frac{1}{3}x-3\right)\)
giúp mk vs mk đg cần gấp
Thank you
Find the value of x such that \(\frac{x-7}{6}+\frac{x-11}{10}=\frac{x-8}{7}+\frac{x-10}{9}\)
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Answer: .x=..