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Simplifying
7K2 + -4 = 696
Reorder the terms:
-4 + 7K2 = 696
Solving
-4 + 7K2 = 696
Solving for variable 'K'.
Move all terms containing K to the left, all other terms to the right.
Add '4' to each side of the equation.
-4 + 4 + 7K2 = 696 + 4
Combine like terms: -4 + 4 = 0
0 + 7K2 = 696 + 4
7K2 = 696 + 4
Combine like terms: 696 + 4 = 700
7K2 = 700
Divide each side by '7'.
K2 = 100
Simplifying
K2 = 100
Take the square root of each side:
K = {-10, 10}
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