If we sum of three consecutive numbers is 57, the middle number is:
a) 20
b) 18
C) 17
D)19
Answers
Answered by
0
Answer:
18 option B
Step-by-step explanation:
The three numbers are
x, x+1 , x+2
Therefore,
x+x+1+x+2 = 57
3x + 3 = 57
3x = 57 - 3
3x = 54
x = 54 ÷ 3
x = 18
Answered by
0
Answer:
answer is 18
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