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Simplifying
4k2 + 5 = 54
Reorder the terms:
5 + 4k2 = 54
Solving
5 + 4k2 = 54
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 + -5 + 4k2 = 54 + -5
Combine like terms: 5 + -5 = 0
0 + 4k2 = 54 + -5
4k2 = 54 + -5
Combine like terms: 54 + -5 = 49
4k2 = 49
Divide each side by '4'.
k2 = 12.25
Simplifying
k2 = 12.25
Take the square root of each side:
k = {-3.5, 3.5}
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