3x^2+5kx-7=0

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Solution for 3x^2+5kx-7=0 equation:


Simplifying
3x2 + 5kx + -7 = 0

Reorder the terms:
-7 + 5kx + 3x2 = 0

Solving
-7 + 5kx + 3x2 = 0

Solving for variable 'k'.

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

Add '7' to each side of the equation.
-7 + 5kx + 7 + 3x2 = 0 + 7

Reorder the terms:
-7 + 7 + 5kx + 3x2 = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 5kx + 3x2 = 0 + 7
5kx + 3x2 = 0 + 7

Combine like terms: 0 + 7 = 7
5kx + 3x2 = 7

Add '-3x2' to each side of the equation.
5kx + 3x2 + -3x2 = 7 + -3x2

Combine like terms: 3x2 + -3x2 = 0
5kx + 0 = 7 + -3x2
5kx = 7 + -3x2

Divide each side by '5x'.
k = 1.4x-1 + -0.6x

Simplifying
k = 1.4x-1 + -0.6x

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