contestada

Which expressions are equivalent to 4(4a+5)?
a) 16a+5
b) 16a+20
c)12a+20+4a
d)2(8a+10)
e)16a+5+4
choose three answers

Respuesta :

danicadavila04

Answer:

4(4a+5)

=16a+20

b)16a+20

c)12a+20+4a

add the 12a and 4a

=16a+20

d)2(8a+10)

=16a+20

hope this helps :)

altavistard

Answer:

Step-by-step explanation:

Make use of the Distributive Property of Multiplication:

4(4a+5) = 16a + 20 (b)

        or  = 12a + 20 + 4a (note that 12a + 4a + 20 = 16a + 20   (c)

2(8a + 10) = 16 a + 20 (d)

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