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it hurts when a friend leaves without saying a word....
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2022-09-26 10:02:34
(7-23-14)-(43-104)-(54-13)
=7-23-13-43+104-54+13
=-9
2022-09-18 12:05:22
\(\dfrac{3}{5}\times\dfrac{5}{9}+\dfrac{3}{5}\times\dfrac{4}{9}=\dfrac{1}{3}+\dfrac{4}{15}=\dfrac{5}{15}+\dfrac{4}{15}=\dfrac{9}{15}=\dfrac{3}{5}\)
2022-09-18 11:56:36
23,25,27
2022-09-18 11:55:50
\(3^{2x-2}=9\\ 3^{2x-2}=3^2\\ =>2x-2=2\\ 2x=4\\ x=2\)
2022-09-18 10:49:04
\(9\dfrac{3}{4}=\dfrac{39}{4}\\ 8\dfrac{1}{4}=\dfrac{33}{4}\)
2022-09-18 10:48:05
\(\dfrac{7}{10}\times\dfrac{4}{11}=\dfrac{14}{55}\)
2022-09-18 10:44:55
2022-09-18 10:37:23
2022-09-18 10:35:06
2022-09-18 10:32:31