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Simplifying
a2 + 8 + -48 = 0
Reorder the terms:
8 + -48 + a2 = 0
Combine like terms: 8 + -48 = -40
-40 + a2 = 0
Solving
-40 + a2 = 0
Solving for variable 'a'.
Move all terms containing a to the left, all other terms to the right.
Add '40' to each side of the equation.
-40 + 40 + a2 = 0 + 40
Combine like terms: -40 + 40 = 0
0 + a2 = 0 + 40
a2 = 0 + 40
Combine like terms: 0 + 40 = 40
a2 = 40
Simplifying
a2 = 40
Take the square root of each side:
a = {-6.32455532, 6.32455532}
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