Раскройте скобки и приведите подобные слагаемые:

А) 4*(7-5x) - (12- 20х)=;

Б) 2*(3x-y) — (5x-2y)=;

B)6*(x+2y) - 3(2x+y) =

Г) 2"(5а Зв) + 5*(3а-в)=

Д)-1,4*(2x – 0,5) + 0,35=

E) 3х - 1 - 2(x-2) =

ж) 4*(x-9) -3*(x-8)3=​
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