6a+9b+20c=15

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Solution for 6a+9b+20c=15 equation:


Simplifying
6a + 9b + 20c = 15

Solving
6a + 9b + 20c = 15

Solving for variable 'a'.

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

Add '-9b' to each side of the equation.
6a + 9b + -9b + 20c = 15 + -9b

Combine like terms: 9b + -9b = 0
6a + 0 + 20c = 15 + -9b
6a + 20c = 15 + -9b

Add '-20c' to each side of the equation.
6a + 20c + -20c = 15 + -9b + -20c

Combine like terms: 20c + -20c = 0
6a + 0 = 15 + -9b + -20c
6a = 15 + -9b + -20c

Divide each side by '6'.
a = 2.5 + -1.5b + -3.333333333c

Simplifying
a = 2.5 + -1.5b + -3.333333333c

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