t^2-9+5=0

Solution for t^2-9+5=0 equation:

Simplifying
t2 + -9 + 5 = 0

Reorder the terms:
-9 + 5 + t2 = 0

Combine like terms: -9 + 5 = -4
-4 + t2 = 0

Solving
-4 + t2 = 0

Solving for variable 't'.

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

Add '4' to each side of the equation.
-4 + 4 + t2 = 0 + 4

Combine like terms: -4 + 4 = 0
0 + t2 = 0 + 4
t2 = 0 + 4

Combine like terms: 0 + 4 = 4
t2 = 4

Simplifying
t2 = 4

Take the square root of each side:
t = {-2, 2}