jess1ca358 jess1ca358

07-04-2020
Mathematics

contestada

Which expression is equivalent to 21 × 7?
A) 7 × 21
B) (3 x 7) + 7
C) (10 + 7) × 11
D) (21 + 7) × (7 + 21)

Respuesta :

tiredpanda tiredpanda

07-04-2020

Answer:

a)

Step-by-step explanation:

its the same thing if you multiply 3×4 and 4×3 for example

and you get the same result both times

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