9a-b-2a-2b=

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


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

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

Combine like terms: 9a + -2a = 7a
7a + -1b + -2b = 0

Combine like terms: -1b + -2b = -3b
7a + -3b = 0

Solving
7a + -3b = 0

Solving for variable 'a'.

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

Add '3b' to each side of the equation.
7a + -3b + 3b = 0 + 3b

Combine like terms: -3b + 3b = 0
7a + 0 = 0 + 3b
7a = 0 + 3b
Remove the zero:
7a = 3b

Divide each side by '7'.
a = 0.4285714286b

Simplifying
a = 0.4285714286b

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