9+a+2b-a=

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


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

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

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

Solving
9 + 2b = 0

Solving for variable 'b'.

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

Add '-9' to each side of the equation.
9 + -9 + 2b = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 2b = 0 + -9
2b = 0 + -9

Combine like terms: 0 + -9 = -9
2b = -9

Divide each side by '2'.
b = -4.5

Simplifying
b = -4.5

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