а) 3(x+2)−x=10; в) 4 x + 3 ( x − 7 ) = 5 ; д) 5 − x = 4 ( x − 3 ) ; ж) 7 − ( 2 x + 3 ) = 9 ; и) 1 2 ( x − 4 ) + 3 x = 5 ; л) 5 x − ( 1 2 x + 9 ) = 18 ; С проверкой срочно!!!
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