8.5a+4.1b-3.8a-3.9b=

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Solution for 8.5a+4.1b-3.8a-3.9b= equation: 


Simplifying
8.5a + 4.1b + -3.8a + -3.9b = 0

Reorder the terms:
8.5a + -3.8a + 4.1b + -3.9b = 0

Combine like terms: 8.5a + -3.8a = 4.7a
4.7a + 4.1b + -3.9b = 0

Combine like terms: 4.1b + -3.9b = 0.2b
4.7a + 0.2b = 0

Solving
4.7a + 0.2b = 0

Solving for variable 'a'.

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

Add '-0.2b' to each side of the equation.
4.7a + 0.2b + -0.2b = 0 + -0.2b

Combine like terms: 0.2b + -0.2b = 0.0
4.7a + 0.0 = 0 + -0.2b
4.7a = 0 + -0.2b
Remove the zero:
4.7a = -0.2b

Divide each side by '4.7'.
a = -0.04255319149b

Simplifying
a = -0.04255319149b

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