3a*(-5b)*(-2c)=? -25а*0,04с=? 4xy*6yz=?

Question

3a*(-5b)*(-2c)=?
-25а*0,04с=?
4xy*6yz=?

Answer 1

1.(-3a*5b)(-2c)
2.(-15ab)(-2c)
3.-15ab(-2c)
4.(-15ab*2c)
5.(-30abc)
6.30abc