Решите систему уравнений способом подстановки СРОЧНО ДАЮ 50 БАЛЛОВ А)3(x-y)+5x=2(3x-2)
4x-2(x+y)=4-3y

Б)10+5(x-5y)=6(x-4y)
2x+3(y+5)=-5-2(y-2x)

В)2-5(0,2y-2x)=3(3x+2)+2y
4(x-2y)-(2x+y)=2-2(2x+y)

Г)3(y-2x)-(5y+2)=5(1-x)
7-6(x+y)=2(3-2x)+y
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