Question

a soma de parcelas iguais
a=(+8).(-3)=-24
b=(-2).(-7)=-14
c=(-5).(-4)=+20
d=(+3).(+2)=+6​

Answer 1

a=(+8).(-3)=-24

8.(-3) = -24

b=(-2).(-7)=-14

-2.(-7)= 14

c=(-5).(-4)=+20

-5.(-4)= 20

d=(+3).(+2)=+6​

3.2= 6