2b+8-a+9a=

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Solution for 2b+8-a+9a= equation:


Simplifying
2b + 8 + -1a + 9a = 0

Reorder the terms:
8 + -1a + 9a + 2b = 0

Combine like terms: -1a + 9a = 8a
8 + 8a + 2b = 0

Solving
8 + 8a + 2b = 0

Solving for variable 'a'.

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

Add '-8' to each side of the equation.
8 + 8a + -8 + 2b = 0 + -8

Reorder the terms:
8 + -8 + 8a + 2b = 0 + -8

Combine like terms: 8 + -8 = 0
0 + 8a + 2b = 0 + -8
8a + 2b = 0 + -8

Combine like terms: 0 + -8 = -8
8a + 2b = -8

Add '-2b' to each side of the equation.
8a + 2b + -2b = -8 + -2b

Combine like terms: 2b + -2b = 0
8a + 0 = -8 + -2b
8a = -8 + -2b

Divide each side by '8'.
a = -1 + -0.25b

Simplifying
a = -1 + -0.25b

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