-2.3x*4 9y*(-3) 5.2x*(-2) -4.1x*(-5)

Question

-2.3x*4
9y*(-3)
5.2x*(-2)
-4.1x*(-5)

Answer 1

1)-2.3x*4=-9.2х
2)9y*(-3)=-27у
3)5.2x*(-2)=-10.4х
4)-4.1x*(-5)=20.5х

Comments

спосибо

Answer 2

1)-2,3х*4 2)9у*(-3)
4/-2,3. у=-3/9