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Simplifying
2t2 + -3 = 9
Reorder the terms:
-3 + 2t2 = 9
Solving
-3 + 2t2 = 9
Solving for variable 't'.
Move all terms containing t to the left, all other terms to the right.
Add '3' to each side of the equation.
-3 + 3 + 2t2 = 9 + 3
Combine like terms: -3 + 3 = 0
0 + 2t2 = 9 + 3
2t2 = 9 + 3
Combine like terms: 9 + 3 = 12
2t2 = 12
Divide each side by '2'.
t2 = 6
Simplifying
t2 = 6
Take the square root of each side:
t = {-2.449489743, 2.449489743}
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