a*a+144=200

Solution for a*a+144=200 equation:

Simplifying
a * a + 144 = 200

Multiply a * a
a2 + 144 = 200

Reorder the terms:
144 + a2 = 200

Solving
144 + a2 = 200

Solving for variable 'a'.

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

Add '-144' to each side of the equation.
144 + -144 + a2 = 200 + -144

Combine like terms: 144 + -144 = 0
0 + a2 = 200 + -144
a2 = 200 + -144

Combine like terms: 200 + -144 = 56
a2 = 56

Simplifying
a2 = 56

Take the square root of each side:
a = {-7.483314774, 7.483314774}