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Simplifying
3k2 + -10 = 290
Reorder the terms:
-10 + 3k2 = 290
Solving
-10 + 3k2 = 290
Solving for variable 'k'.
Move all terms containing k to the left, all other terms to the right.
Add '10' to each side of the equation.
-10 + 10 + 3k2 = 290 + 10
Combine like terms: -10 + 10 = 0
0 + 3k2 = 290 + 10
3k2 = 290 + 10
Combine like terms: 290 + 10 = 300
3k2 = 300
Divide each side by '3'.
k2 = 100
Simplifying
k2 = 100
Take the square root of each side:
k = {-10, 10}
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