3a+8b-9a-4b=

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Solution for 3a+8b-9a-4b= equation:


Simplifying
3a + 8b + -9a + -4b = 0

Reorder the terms:
3a + -9a + 8b + -4b = 0

Combine like terms: 3a + -9a = -6a
-6a + 8b + -4b = 0

Combine like terms: 8b + -4b = 4b
-6a + 4b = 0

Solving
-6a + 4b = 0

Solving for variable 'a'.

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

Add '-4b' to each side of the equation.
-6a + 4b + -4b = 0 + -4b

Combine like terms: 4b + -4b = 0
-6a + 0 = 0 + -4b
-6a = 0 + -4b
Remove the zero:
-6a = -4b

Divide each side by '-6'.
a = 0.6666666667b

Simplifying
a = 0.6666666667b

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