3x^2+2k-40=0

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Solution for 3x^2+2k-40=0 equation:


Simplifying
3x2 + 2k + -40 = 0

Reorder the terms:
-40 + 2k + 3x2 = 0

Solving
-40 + 2k + 3x2 = 0

Solving for variable 'k'.

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

Add '40' to each side of the equation.
-40 + 2k + 40 + 3x2 = 0 + 40

Reorder the terms:
-40 + 40 + 2k + 3x2 = 0 + 40

Combine like terms: -40 + 40 = 0
0 + 2k + 3x2 = 0 + 40
2k + 3x2 = 0 + 40

Combine like terms: 0 + 40 = 40
2k + 3x2 = 40

Add '-3x2' to each side of the equation.
2k + 3x2 + -3x2 = 40 + -3x2

Combine like terms: 3x2 + -3x2 = 0
2k + 0 = 40 + -3x2
2k = 40 + -3x2

Divide each side by '2'.
k = 20 + -1.5x2

Simplifying
k = 20 + -1.5x2

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