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Posted by **DeWayne** on Friday, September 7, 2012 at 12:02am.

Input Output

0 1

1 3

2 7

3 11

4 15

What's the rule?

o 5

1 13

2 21

3 29

4 37

- Math -
**Brooke**, Friday, September 7, 2012 at 12:08amFor the first one, the rule is 4x-1.

Plug the input into "x" and then check to see if you got the output right. Hope I helped!

- Math -
**kerry j**, Friday, September 7, 2012 at 12:10amTry 4 for the firt one

Input output

1 3+4

2 7+4

3 11+4

4 15+4

5 19+4

And 8 for the other...

Input output

0 5+8

1 13+8

2 21+8

3 29+8

4 37+8

5 45+8

- Math -
**DeWayne**, Friday, September 7, 2012 at 12:13amThanks Brooke!

- Math -
**Brooke**, Friday, September 7, 2012 at 12:15amYou're welcome!

- Math -
**DeWayne**, Friday, September 7, 2012 at 12:16amThanks Kerry J but I did not understand it being 8, please explain. Thanks

- Math -
**Brooke**, Friday, September 7, 2012 at 12:20amAlso, for the second one the rule is 8x+5.

I think that is what Kerry J was referring to.

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