3x^2+7x+c=0

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Solution for 3x^2+7x+c=0 equation:


Simplifying
3x2 + 7x + c = 0

Reorder the terms:
c + 7x + 3x2 = 0

Solving
c + 7x + 3x2 = 0

Solving for variable 'c'.

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

Add '-7x' to each side of the equation.
c + 7x + -7x + 3x2 = 0 + -7x

Combine like terms: 7x + -7x = 0
c + 0 + 3x2 = 0 + -7x
c + 3x2 = 0 + -7x
Remove the zero:
c + 3x2 = -7x

Add '-3x2' to each side of the equation.
c + 3x2 + -3x2 = -7x + -3x2

Combine like terms: 3x2 + -3x2 = 0
c + 0 = -7x + -3x2
c = -7x + -3x2

Simplifying
c = -7x + -3x2

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