00heidypaulina00 00heidypaulina00

02-09-2020
Mathematics

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ricchad ricchad

09-09-2020

Answer:

addition

Step-by-step explanation:

32(d/2 - 5) = 224

divide both side by 32

d/2 - 5 = 224/32

d/4 - 5 = 7

multiply both sides by 4

d - 20 = 28

lastly, add 20 to both sides

d = 28 + 20

d = 48

therefore, the last step is addition

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