минус дробь(2/5)x плюс 6 равно дробь 1/2(x-1)
Решите уравнение
+6=
[tex]\frac{2}{5}x+2x=-2-6
[tex]\frac{2}{5}x+2x= -8
-(2/5)х+6=1/2(х-1)
-(2/5)х+6= (1/2)х-(1/2)
-(2/5)х-(1/2)х=-(1/2)-6
-(9/10)х=-(13/2)
(9/10)х=(13/2)
х=7 целых 2/9
Ответ: х=7 целых 2/9
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Answers & Comments
[tex]\frac{2}{5}x+2x=-2-6
[tex]\frac{2}{5}x+2x= -8
-(2/5)х+6=1/2(х-1)
-(2/5)х+6= (1/2)х-(1/2)
-(2/5)х-(1/2)х=-(1/2)-6
-(9/10)х=-(13/2)
(9/10)х=(13/2)
х=7 целых 2/9
Ответ: х=7 целых 2/9