8-8a=9-9a

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Solution for 8-8a=9-9a equation:


Simplifying
8 + -8a = 9 + -9a

Solving
8 + -8a = 9 + -9a

Solving for variable 'a'.

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

Add '9a' to each side of the equation.
8 + -8a + 9a = 9 + -9a + 9a

Combine like terms: -8a + 9a = 1a
8 + 1a = 9 + -9a + 9a

Combine like terms: -9a + 9a = 0
8 + 1a = 9 + 0
8 + 1a = 9

Add '-8' to each side of the equation.
8 + -8 + 1a = 9 + -8

Combine like terms: 8 + -8 = 0
0 + 1a = 9 + -8
1a = 9 + -8

Combine like terms: 9 + -8 = 1
1a = 1

Divide each side by '1'.
a = 1

Simplifying
a = 1

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