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Simplifying
a2 + 361 = 441
Reorder the terms:
361 + a2 = 441
Solving
361 + a2 = 441
Solving for variable 'a'.
Move all terms containing a to the left, all other terms to the right.
Add '-361' to each side of the equation.
361 + -361 + a2 = 441 + -361
Combine like terms: 361 + -361 = 0
0 + a2 = 441 + -361
a2 = 441 + -361
Combine like terms: 441 + -361 = 80
a2 = 80
Simplifying
a2 = 80
Take the square root of each side:
a = {-8.94427191, 8.94427191}
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