9+a^2=49

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Solution for 9+a^2=49 equation: 


Simplifying
9 + a2 = 49

Solving
9 + a2 = 49

Solving for variable 'a'.

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

Add '-9' to each side of the equation.
9 + -9 + a2 = 49 + -9

Combine like terms: 9 + -9 = 0
0 + a2 = 49 + -9
a2 = 49 + -9

Combine like terms: 49 + -9 = 40
a2 = 40

Simplifying
a2 = 40

Take the square root of each side:
a = {-6.32455532, 6.32455532}

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