.66*9a+.66*6=27.4

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Solution for .66*9a+.66*6=27.4 equation:


Simplifying
0.66 * 9a + 0.66 * 6 = 27.4

Multiply 0.66 * 9
5.94a + 0.66 * 6 = 27.4

Multiply 0.66 * 6
5.94a + 3.96 = 27.4

Reorder the terms:
3.96 + 5.94a = 27.4

Solving
3.96 + 5.94a = 27.4

Solving for variable 'a'.

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

Add '-3.96' to each side of the equation.
3.96 + -3.96 + 5.94a = 27.4 + -3.96

Combine like terms: 3.96 + -3.96 = 0.00
0.00 + 5.94a = 27.4 + -3.96
5.94a = 27.4 + -3.96

Combine like terms: 27.4 + -3.96 = 23.44
5.94a = 23.44

Divide each side by '5.94'.
a = 3.946127946

Simplifying
a = 3.946127946

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