20a+15b+5c+2c-4b-5a=

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Solution for 20a+15b+5c+2c-4b-5a= equation:


Simplifying
20a + 15b + 5c + 2c + -4b + -5a = 0

Reorder the terms:
20a + -5a + 15b + -4b + 5c + 2c = 0

Combine like terms: 20a + -5a = 15a
15a + 15b + -4b + 5c + 2c = 0

Combine like terms: 15b + -4b = 11b
15a + 11b + 5c + 2c = 0

Combine like terms: 5c + 2c = 7c
15a + 11b + 7c = 0

Solving
15a + 11b + 7c = 0

Solving for variable 'a'.

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

Add '-11b' to each side of the equation.
15a + 11b + -11b + 7c = 0 + -11b

Combine like terms: 11b + -11b = 0
15a + 0 + 7c = 0 + -11b
15a + 7c = 0 + -11b
Remove the zero:
15a + 7c = -11b

Add '-7c' to each side of the equation.
15a + 7c + -7c = -11b + -7c

Combine like terms: 7c + -7c = 0
15a + 0 = -11b + -7c
15a = -11b + -7c

Divide each side by '15'.
a = -0.7333333333b + -0.4666666667c

Simplifying
a = -0.7333333333b + -0.4666666667c

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