Question

what is
(4)(5)=
please help this is algebra people shouold know this

Answer 1

Answer:

20

Step-by-step explanation:

(4)(5)= (1+1+1+1)(1+1+1+1+1)

= (1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1)

=(20)