Writing equations from a table

Hiiii! My teacher gave out some practice problems to help prepare for the big upcoming tEst.. I just don't remember hiw to do fhese problems.. Irs just hard for me.. these are not graded, I just need help so I can (hopefully) ace the test :)

Questions!:

Write an equation to express y in terms of x. Use your equation to complete the table

1. --------------------------------------
x- 1, 2 , 3, 4, 5
--------------------------------------
y- 7, 14, 21, 28, ??
-------------------------------------- ________
I can tell y jumps in 7 but I don't know the wquation

asked by Bailey
  1. Sorry for horrible spelling. I am typing quickly on my phone screen, very hard to type!

    posted by Bailey

  2. , __
    X, (X, X)2
    30. ?
    32. ?
    33
    35
    49
    50
    50
    71
    73
    77.
    The data values have been put in ascending order.

    posted by Ashley salisbury

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