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The sum of three consecutive numbers is 57. What is the largest of these numbers?

18
19
20
21

Sagot :

x+x+1+x+2=57
3x+3=57
3x=54
x= 54/3
x= 18


x+1= 19
x+2= 20

Therefore 20 is the largest

Answer:

20

Step-by-step explanation:

just took the test