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Simplifying
4a2 + 5 = 273
Reorder the terms:
5 + 4a2 = 273
Solving
5 + 4a2 = 273
Solving for variable 'a'.
Move all terms containing a to the left, all other terms to the right.
Add '-5' to each side of the equation.
5 + -5 + 4a2 = 273 + -5
Combine like terms: 5 + -5 = 0
0 + 4a2 = 273 + -5
4a2 = 273 + -5
Combine like terms: 273 + -5 = 268
4a2 = 268
Divide each side by '4'.
a2 = 67
Simplifying
a2 = 67
Take the square root of each side:
a = {-8.185352772, 8.185352772}
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