The numbers 5 6 & 7 are an example of consecutive numbers as one number comes after another. Another three consecutive numbers are added together so that the first number, plus two times the second nu

The numbers 5 6 & 7 are an example of consecutive numbers as one number comes after another. Another three consecutive numbers are added together so that the first number, plus two times the second number, plus three times the third number gives the total what's the equation?