Вправи: 96

96. Скоротіть дріб:

1) 3x-3y6x = 3(x- y)6x = x- y2x;

2) 5x+5y10y = 5(x+ y)10y = x+ y2y;

3) 4x-8y8y = 4(x-2y)8y = x-2y2y;

4) ab+ bc6b = b(a+ c)6b = a+ c6;

5) ax+ ay3ay = a(x+ y)3ay = x+ y3y;

6) xz-2yz2z = z(x-2y)2z = x-2y2;

7) 4xy+6y22y = 2y(2x+3y)2y = 2x + 3y;

8) 2ax+4ay4ay = 2a(x+2y)4ay = x+2y2y;

9) 3bx-3by6ab = 3b(x- y)6ab = x- y2a.