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The sum of 5 consecutive even numbers is 100. What is the first number in this sequence?
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5 votes
The sum of 5 consecutive even numbers is 100. What is the first number in this sequence?

User Wenfang Du
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x + 1  plus  x + 2  plus  x + 3  plus x + 4  plus x +5   =  5005x + 15  =  500    'Simplify     -  15  =  -15    'Solve for x---------      -----5x          =  485    'arrived here with subt.property of equality 5x          =  485    'rewrite---              -----5                   5    ' division property of equality  x           =   97 x + 1 = 98x + 2 = 99x + 3 = 100
User Hassanation
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5 votes
Your numbers are 16, 18, 20, 22, 24
User Suketu Bhuta
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5.9k points
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