In the arithmetic sequence {−9,−4,1,6,11,…}, what is the common difference? enter your answer as a number, like this: 42

The common difference is 5.

Step-by-step explanation:

I chose two numbers (6 and 11) and saw what plus 6 is 11. So i did 11-6 and got 5. Then I checked my work by doing -9+5 and it was -4.

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step-by-step explanation:

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step-by-step explanation:

the true statements are:

r = set of real numbers

n = set of natural numbers, 1,2,

w = n u{0} = {0,1,}