405-5t^2=0

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Solution for 405-5t^2=0 equation: 


Simplifying
405 + -5t2 = 0

Solving
405 + -5t2 = 0

Solving for variable 't'.

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

Add '-405' to each side of the equation.
405 + -405 + -5t2 = 0 + -405

Combine like terms: 405 + -405 = 0
0 + -5t2 = 0 + -405
-5t2 = 0 + -405

Combine like terms: 0 + -405 = -405
-5t2 = -405

Divide each side by '-5'.
t2 = 81

Simplifying
t2 = 81

Take the square root of each side:
t = {-9, 9}

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