t^2+72-144=0

Solution for t^2+72-144=0 equation:

Simplifying
t2 + 72 + -144 = 0

Reorder the terms:
72 + -144 + t2 = 0

Combine like terms: 72 + -144 = -72
-72 + t2 = 0

Solving
-72 + t2 = 0

Solving for variable 't'.

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

Add '72' to each side of the equation.
-72 + 72 + t2 = 0 + 72

Combine like terms: -72 + 72 = 0
0 + t2 = 0 + 72
t2 = 0 + 72

Combine like terms: 0 + 72 = 72
t2 = 72

Simplifying
t2 = 72

Take the square root of each side:
t = {-8.485281374, 8.485281374}