3t^2+6+15=0

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Solution for 3t^2+6+15=0 equation:


Simplifying
3t2 + 6 + 15 = 0

Reorder the terms:
6 + 15 + 3t2 = 0

Combine like terms: 6 + 15 = 21
21 + 3t2 = 0

Solving
21 + 3t2 = 0

Solving for variable 't'.

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

Add '-21' to each side of the equation.
21 + -21 + 3t2 = 0 + -21

Combine like terms: 21 + -21 = 0
0 + 3t2 = 0 + -21
3t2 = 0 + -21

Combine like terms: 0 + -21 = -21
3t2 = -21

Divide each side by '3'.
t2 = -7

Simplifying
t2 = -7

Reorder the terms:
7 + t2 = -7 + 7

Combine like terms: -7 + 7 = 0
7 + t2 = 0

The solution to this equation could not be determined.

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