Respuesta :

Layanmehdawi

Answer:

A) is 9b

B) is 2

C) is 3y+6

Step-by-step explanation:

A) (b)(2+7)

=(b)(2) + (b)(7)

= b2+b7

=b9

B) (2)(4-3)

= (2)(1)

= 2

C) 3(2+y) =(3)(2+y)

=(3)(2)+(3)(y)

=6+3y

=3y+6