812(a+1)=9+a

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Solution for 812(a+1)=9+a equation:


Simplifying
812(a + 1) = 9 + a

Reorder the terms:
812(1 + a) = 9 + a
(1 * 812 + a * 812) = 9 + a
(812 + 812a) = 9 + a

Solving
812 + 812a = 9 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
812 + 812a + -1a = 9 + a + -1a

Combine like terms: 812a + -1a = 811a
812 + 811a = 9 + a + -1a

Combine like terms: a + -1a = 0
812 + 811a = 9 + 0
812 + 811a = 9

Add '-812' to each side of the equation.
812 + -812 + 811a = 9 + -812

Combine like terms: 812 + -812 = 0
0 + 811a = 9 + -812
811a = 9 + -812

Combine like terms: 9 + -812 = -803
811a = -803

Divide each side by '811'.
a = -0.990135635

Simplifying
a = -0.990135635

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