johnmokk johnmokk

20-10-2020
Mathematics

contestada

the model shows the expression 21+9 wich expression is equivalent to this sum

Respuesta :

zoeyangelee zoeyangelee

20-10-2020

Answer:

A

Step-by-step explanation:

First way to do this:

3(7 + 3)

7 + 3 = 10

10 multiplied by 3 = 30

Second way to do this:

3(7 + 3)

3 multiplied by 7 = 21

3 multiplied by 3 = 9

21 + 9 = 30

Hope I helped :)

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Mackeey922 Mackeey922

01-12-2020

Answer:

the answer is a i toke the test

Step-by-step explanation:

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