an+2=7an+1-10an

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


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

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

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

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

Solving
2 + an = 1 + -3an

Solving for variable 'a'.

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

Add '3an' to each side of the equation.
2 + an + 3an = 1 + -3an + 3an

Combine like terms: an + 3an = 4an
2 + 4an = 1 + -3an + 3an

Combine like terms: -3an + 3an = 0
2 + 4an = 1 + 0
2 + 4an = 1

Add '-2' to each side of the equation.
2 + -2 + 4an = 1 + -2

Combine like terms: 2 + -2 = 0
0 + 4an = 1 + -2
4an = 1 + -2

Combine like terms: 1 + -2 = -1
4an = -1

Divide each side by '4n'.
a = -0.25n-1

Simplifying
a = -0.25n-1

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