a-8x-78=x-9x

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Solution for a-8x-78=x-9x equation:


Simplifying
a + -8x + -78 = x + -9x

Reorder the terms:
-78 + a + -8x = x + -9x

Combine like terms: x + -9x = -8x
-78 + a + -8x = -8x

Add '8x' to each side of the equation.
-78 + a + -8x + 8x = -8x + 8x

Combine like terms: -8x + 8x = 0
-78 + a + 0 = -8x + 8x
-78 + a = -8x + 8x

Combine like terms: -8x + 8x = 0
-78 + a = 0

Solving
-78 + a = 0

Solving for variable 'a'.

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

Add '78' to each side of the equation.
-78 + 78 + a = 0 + 78

Combine like terms: -78 + 78 = 0
0 + a = 0 + 78
a = 0 + 78

Combine like terms: 0 + 78 = 78
a = 78

Simplifying
a = 78

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