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Simplifying
2a2 + -14 = 12
Reorder the terms:
-14 + 2a2 = 12
Solving
-14 + 2a2 = 12
Solving for variable 'a'.
Move all terms containing a to the left, all other terms to the right.
Add '14' to each side of the equation.
-14 + 14 + 2a2 = 12 + 14
Combine like terms: -14 + 14 = 0
0 + 2a2 = 12 + 14
2a2 = 12 + 14
Combine like terms: 12 + 14 = 26
2a2 = 26
Divide each side by '2'.
a2 = 13
Simplifying
a2 = 13
Take the square root of each side:
a = {-3.605551275, 3.605551275}
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