a^2-841=

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Solution for a^2-841= equation:


Simplifying
a2 + -841 = 0

Reorder the terms:
-841 + a2 = 0

Solving
-841 + a2 = 0

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '841' to each side of the equation.
-841 + 841 + a2 = 0 + 841

Combine like terms: -841 + 841 = 0
0 + a2 = 0 + 841
a2 = 0 + 841

Combine like terms: 0 + 841 = 841
a2 = 841

Simplifying
a2 = 841

Take the square root of each side:
a = {-29, 29}

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