Respuesta :

Answer:

238

Step-by-step explanation:

28÷4=7

7x6=42

7x3=21

7x4=28

7x7=49

7x3=21

7x3=21

7x4=28

(28x3)+(21x3)+49+42

84+(21x3)+49+42

84+63+49+42

147+49+42

147+91

238