28t^2-63=0

Solution for 28t^2-63=0 equation:

Simplifying
28t2 + -63 = 0

Reorder the terms:
-63 + 28t2 = 0

Solving
-63 + 28t2 = 0

Solving for variable 't'.

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

Add '63' to each side of the equation.
-63 + 63 + 28t2 = 0 + 63

Combine like terms: -63 + 63 = 0
0 + 28t2 = 0 + 63
28t2 = 0 + 63

Combine like terms: 0 + 63 = 63
28t2 = 63

Divide each side by '28'.
t2 = 2.25

Simplifying
t2 = 2.25

Take the square root of each side:
t = {-1.5, 1.5}