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Simplifying
3a2 + -10 = 245
Reorder the terms:
-10 + 3a2 = 245
Solving
-10 + 3a2 = 245
Solving for variable 'a'.
Move all terms containing a to the left, all other terms to the right.
Add '10' to each side of the equation.
-10 + 10 + 3a2 = 245 + 10
Combine like terms: -10 + 10 = 0
0 + 3a2 = 245 + 10
3a2 = 245 + 10
Combine like terms: 245 + 10 = 255
3a2 = 255
Divide each side by '3'.
a2 = 85
Simplifying
a2 = 85
Take the square root of each side:
a = {-9.219544457, 9.219544457}
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