x^2+2kx-7=0

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


Simplifying
x2 + 2kx + -7 = 0

Reorder the terms:
-7 + 2kx + x2 = 0

Solving
-7 + 2kx + x2 = 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 + 2kx + 7 + x2 = 0 + 7

Reorder the terms:
-7 + 7 + 2kx + x2 = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 2kx + x2 = 0 + 7
2kx + x2 = 0 + 7

Combine like terms: 0 + 7 = 7
2kx + x2 = 7

Add '-1x2' to each side of the equation.
2kx + x2 + -1x2 = 7 + -1x2

Combine like terms: x2 + -1x2 = 0
2kx + 0 = 7 + -1x2
2kx = 7 + -1x2

Divide each side by '2x'.
k = 3.5x-1 + -0.5x

Simplifying
k = 3.5x-1 + -0.5x

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