4a+5b-c=-9

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Solution for 4a+5b-c=-9 equation:


Simplifying
4a + 5b + -1c = -9

Solving
4a + 5b + -1c = -9

Solving for variable 'a'.

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

Add '-5b' to each side of the equation.
4a + 5b + -5b + -1c = -9 + -5b

Combine like terms: 5b + -5b = 0
4a + 0 + -1c = -9 + -5b
4a + -1c = -9 + -5b

Add 'c' to each side of the equation.
4a + -1c + c = -9 + -5b + c

Combine like terms: -1c + c = 0
4a + 0 = -9 + -5b + c
4a = -9 + -5b + c

Divide each side by '4'.
a = -2.25 + -1.25b + 0.25c

Simplifying
a = -2.25 + -1.25b + 0.25c

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