Solve for x and Find t10 | Arithmetic Sequence

[priscilla89]

Homework Statement

For the arithmetic sequence (2 - x),
(-6 + 2x), (x + 2), solve for x and find t10.

Homework Equations

an = a1 + (n - 1) d

The Attempt at a Solution

Would I have to start off like this below:::

an = a1 + (n - 1) d

d = (-6 + 2x)-(2 - x) = (x + 2)-(-6 + 2x)

 

[graphene]

yes.

 

[priscilla89]

Ok thanks