Three consecutive integers have a sum of - 21. Which equation can be used to find the value of the three numbers?

Question

Madilyn Herman

Mathematics

9 October, 16:56

Three consecutive integers have a sum of - 21. Which equation can be used to find the value of the three numbers?

+3

Answers (2)

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Tripod · Answer 1

y + (y+1) + (y+2) = - 21

combine like terms

3y + 3 = - 21

subtract 3 from each side

3y = - 24

divide by 3

y = - 8

y+1 = - 7

y+2 = - 6

Answer: - 8, - 7, - 6

Jamari · Answer 2

Maybe C x + (x+1) + (x+2) = -21

Almost positive thats the right answear