moneyboiiii moneyboiiii

17-11-2016
Mathematics

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The sum of three consecutive even numbers is 90. What is the smallest of these numbers? number choice
32
28
30
26

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texaschic101 texaschic101

17-11-2016

3 consecutive even numbers : x, x + 2, x + 4

x + x + 2 + x + 4 = 90
3x + 6 = 90
3x = 90 - 6
3x = 84
x = 84/3
x = 28...thats gonna be the smallest

x + 2 = 28 + 2 = 30
x + 4 = 28 + 4 = 32

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