4x^2+kx-5=0

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Solution for 4x^2+kx-5=0 equation:


Simplifying
4x2 + kx + -5 = 0

Reorder the terms:
-5 + kx + 4x2 = 0

Solving
-5 + kx + 4x2 = 0

Solving for variable 'k'.

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

Add '5' to each side of the equation.
-5 + kx + 5 + 4x2 = 0 + 5

Reorder the terms:
-5 + 5 + kx + 4x2 = 0 + 5

Combine like terms: -5 + 5 = 0
0 + kx + 4x2 = 0 + 5
kx + 4x2 = 0 + 5

Combine like terms: 0 + 5 = 5
kx + 4x2 = 5

Add '-4x2' to each side of the equation.
kx + 4x2 + -4x2 = 5 + -4x2

Combine like terms: 4x2 + -4x2 = 0
kx + 0 = 5 + -4x2
kx = 5 + -4x2

Divide each side by 'x'.
k = 5x-1 + -4x

Simplifying
k = 5x-1 + -4x

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