упростите выражения.
4(2-3 х)+5(2 х-3) *** 3(5х-9)-2(5х+1)***
-2(6-9х)-(х+3)*** -6(3+х)+8(2-х) ***
4(2-3 х)+5(2 х-3) *** 3(5х-9)-2(5х+1)***
-2(6-9х)-(х+3)*** -6(3+х)+8(2-х) ***
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