
Mark M. answered 09/18/19
Mathematics Teacher - NCLB Highly Qualified
Three consecutive integers:
n, n + 1, n + 2
2n = n + 2 + 6
Can you solve for n and answer?
Darwin N.
asked 09/18/19Mark M. answered 09/18/19
Mathematics Teacher - NCLB Highly Qualified
Three consecutive integers:
n, n + 1, n + 2
2n = n + 2 + 6
Can you solve for n and answer?
Rebecca R. answered 09/18/19
Experienced Elementary Math, Prealgebra, Algebra 1, and Geometry Tutor
Hello, Darwin.
Okay, let's call the 3 consecutive integers:
x, x+1, and x+2
So twice the smallest (x) = 6 more than the largest (x+2)
So:
2(x) = (x + 2) + 6
2x = x + 8
x = 8
So, if x = 8, the other numbers are 9 and 10
So, the answer is:
8, 9, 10
Now check:
2(8) = 10 + 6
16 = 16
The answer is correct.
Let x = the smallest number
x+1 = next number
x+ 2 = largest number
Then, based on the information given 2x = (x+2) + 6
or x = 8
So, x = 8
x+1 = 9
x+2 = 10
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