4.1a-2(6.21a+1)=125.204

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Solution for 4.1a-2(6.21a+1)=125.204 equation: 


Simplifying
4.1a + -2(6.21a + 1) = 125.204

Reorder the terms:
4.1a + -2(1 + 6.21a) = 125.204
4.1a + (1 * -2 + 6.21a * -2) = 125.204
4.1a + (-2 + -12.42a) = 125.204

Reorder the terms:
-2 + 4.1a + -12.42a = 125.204

Combine like terms: 4.1a + -12.42a = -8.32a
-2 + -8.32a = 125.204

Solving
-2 + -8.32a = 125.204

Solving for variable 'a'.

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

Add '2' to each side of the equation.
-2 + 2 + -8.32a = 125.204 + 2

Combine like terms: -2 + 2 = 0
0 + -8.32a = 125.204 + 2
-8.32a = 125.204 + 2

Combine like terms: 125.204 + 2 = 127.204
-8.32a = 127.204

Divide each side by '-8.32'.
a = -15.28894231

Simplifying
a = -15.28894231

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