Tìm $x,$ biết:a) $rac{29-x}{21}+rac{27-x}{23}+rac{25-x}{25}+rac{23-x}{27}+rac{21-x}{29}=-5$ b) $rac{x-10}{30}+rac{x-14}{43}+rac{x-5}{9

Question

Tìm

biết:
a)

b)

MOON.VN · Accepted Answer

a) <img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/49c5aa4a-0296-439a-8768-c206a01f10f3.png'/><img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/31b009b6-2fdb-489c-bebb-06c1c23d8542.png'/><img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/31d96a9d-8552-4f50-962a-f1bd462d5efd.png'/><img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/a4e8ebf7-0264-4613-90fe-5983c64dfbc9.png'/> <img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/2c151ed4-4939-4a2d-9b93-f358c8369bb4.png'/><img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/ff03bfba-e23a-49b7-8506-5c27e8dab3b0.png'/><img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/d947023e-e87e-40b8-a66e-854aeb893de9.png'/><img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/2fe7ec09-2abf-41b0-87f4-ba9bc868b002.png'/><img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/21a5c512-9fcb-441f-a1a7-4e0f03a9a540.png'/> <img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/26585ff5-cc2d-4ff5-bbc3-d4db9c0765d7.png'/><img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/c039e80b-8f51-4a72-8901-6cfb1bc02181.png'/><img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/16b88fbe-d335-4ef8-bc60-435e9b5b6ef4.png'/><img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/7250aba7-8385-44ea-b3ac-b10516581a4f.png'/> <img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/102bdcbf-227f-4274-9b15-a01c5612c55f.png'/> <img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/909d3608-e275-40b1-8899-4d30414b2b05.png'/> b) <img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/8f009a58-a7f3-4765-8b91-69d1d5fa4d68.png'/><img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/016c7846-2c03-46b3-9cd3-9ef3c5a5bb04.png'/><img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/9890d3c9-6c7c-4a54-b8ba-0e3ebbc9bac8.png'/> <img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/a3d61424-d9ef-455a-96a4-4039c8d7b1c9.png'/><img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/47798faf-896e-45c3-b949-14e1705f5ddf.png'/><img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/1fe46fea-4e99-4f2d-96a8-0a057a5c52fe.png'/> <img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/ca92a0e5-a3f4-478b-b250-ecebc0ca1193.png'/><img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/f8470d1a-8562-4fba-ac23-58ab96bc9d8e.png'/><img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/1f88badc-f54e-4df3-b649-4c69654144fb.png'/> <img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/44a938f0-6e08-490c-9da1-f19476535940.png'/> <img style = 'vertical-align:middle' src= 'https://asset.moon.vn/new-latex/2024/9/b9e19810-e0f8-473c-a70a-7f478963adc5.png'/>

Tìm biết:a) b)

Tìm biết:
a)
b)