3x^2+5x+n=0

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Solution for 3x^2+5x+n=0 equation:


Simplifying
3x2 + 5x + n = 0

Reorder the terms:
n + 5x + 3x2 = 0

Solving
n + 5x + 3x2 = 0

Solving for variable 'n'.

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

Add '-5x' to each side of the equation.
n + 5x + -5x + 3x2 = 0 + -5x

Combine like terms: 5x + -5x = 0
n + 0 + 3x2 = 0 + -5x
n + 3x2 = 0 + -5x
Remove the zero:
n + 3x2 = -5x

Add '-3x2' to each side of the equation.
n + 3x2 + -3x2 = -5x + -3x2

Combine like terms: 3x2 + -3x2 = 0
n + 0 = -5x + -3x2
n = -5x + -3x2

Simplifying
n = -5x + -3x2

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