123=-16t^2+123+4

Solution for 123=-16t^2+123+4 equation:

Simplifying
123 = -16t2 + 123 + 4

Reorder the terms:
123 = 123 + 4 + -16t2

Combine like terms: 123 + 4 = 127
123 = 127 + -16t2

Solving
123 = 127 + -16t2

Solving for variable 't'.

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

Add '16t2' to each side of the equation.
123 + 16t2 = 127 + -16t2 + 16t2

Combine like terms: -16t2 + 16t2 = 0
123 + 16t2 = 127 + 0
123 + 16t2 = 127

Add '-123' to each side of the equation.
123 + -123 + 16t2 = 127 + -123

Combine like terms: 123 + -123 = 0
0 + 16t2 = 127 + -123
16t2 = 127 + -123

Combine like terms: 127 + -123 = 4
16t2 = 4

Divide each side by '16'.
t2 = 0.25

Simplifying
t2 = 0.25

Take the square root of each side:
t = {-0.5, 0.5}