a(n)=1+(n-1)(-5.7)

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Solution for a(n)=1+(n-1)(-5.7) equation:


Simplifying
a(n) = 1 + (n + -1)(-5.7)

Multiply a * n
an = 1 + (n + -1)(-5.7)

Reorder the terms:
an = 1 + (-1 + n)(-5.7)

Reorder the terms for easier multiplication:
an = 1 + -5.7(-1 + n)
an = 1 + (-1 * -5.7 + n * -5.7)
an = 1 + (5.7 + -5.7n)

Combine like terms: 1 + 5.7 = 6.7
an = 6.7 + -5.7n

Solving
an = 6.7 + -5.7n

Solving for variable 'a'.

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

Divide each side by 'n'.
a = 6.7n-1 + -5.7

Simplifying
a = 6.7n-1 + -5.7

Reorder the terms:
a = -5.7 + 6.7n-1

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