laled123 laled123

05-11-2018
Mathematics

contestada

Hurryyyyyy!!!
which expression is equivalent to 7(1+3)?
a.1+21
b.7+21
c 7+3
d.7+4

Respuesta :

kaicant kaicant

05-11-2018

Answer:

b. 7+21

Step-by-step explanation:

If you do 1+3=4 and then 4 times 7 that equals 28. When you do 7+21 that equals 28 too. So b is the answer

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