t^2+21-19=5

Solution for t^2+21-19=5 equation:

Simplifying
t2 + 21 + -19 = 5

Reorder the terms:
21 + -19 + t2 = 5

Combine like terms: 21 + -19 = 2
2 + t2 = 5

Solving
2 + t2 = 5

Solving for variable 't'.

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

Add '-2' to each side of the equation.
2 + -2 + t2 = 5 + -2

Combine like terms: 2 + -2 = 0
0 + t2 = 5 + -2
t2 = 5 + -2

Combine like terms: 5 + -2 = 3
t2 = 3

Simplifying
t2 = 3

Take the square root of each side:
t = {-1.732050808, 1.732050808}