x^2+3x+c=0

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Solution for x^2+3x+c=0 equation: 


Simplifying
x2 + 3x + c = 0

Reorder the terms:
c + 3x + x2 = 0

Solving
c + 3x + x2 = 0

Solving for variable 'c'.

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

Add '-3x' to each side of the equation.
c + 3x + -3x + x2 = 0 + -3x

Combine like terms: 3x + -3x = 0
c + 0 + x2 = 0 + -3x
c + x2 = 0 + -3x
Remove the zero:
c + x2 = -3x

Add '-1x2' to each side of the equation.
c + x2 + -1x2 = -3x + -1x2

Combine like terms: x2 + -1x2 = 0
c + 0 = -3x + -1x2
c = -3x + -1x2

Simplifying
c = -3x + -1x2

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