Problema Solution
a second number is six less than a first number. a third number is twice the first number. if the sum of the three numbers is 306, find the numbers
Answer provided by our tutors
Let
x = the first number
x - 6 = the second number (6 less than the first number)
2x = third number (twice the first number)
The sum of the three numbers is 306 means:
x + (x - 6) + 2x = 306
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click here to see the equation solved for x
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x = 78
The first number is 78.
The second number is 78 - 6 = 72.
The third number is 2*78 = 156.