an+2-7an+1-10an=0

Solution for an+2-7an+1-10an=0 equation:

Simplifying
an + 2 + -7an + 1 + -10an = 0

Reorder the terms:
2 + 1 + an + -7an + -10an = 0

Combine like terms: 2 + 1 = 3
3 + an + -7an + -10an = 0

Combine like terms: an + -7an = -6an
3 + -6an + -10an = 0

Combine like terms: -6an + -10an = -16an
3 + -16an = 0

Solving
3 + -16an = 0

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '-3' to each side of the equation.
3 + -3 + -16an = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -16an = 0 + -3
-16an = 0 + -3

Combine like terms: 0 + -3 = -3
-16an = -3

Divide each side by '-16n'.
a = 0.1875n-1

Simplifying
a = 0.1875n-1