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Simplifying
3t2 + -9 = 7
Reorder the terms:
-9 + 3t2 = 7
Solving
-9 + 3t2 = 7
Solving for variable 't'.
Move all terms containing t to the left, all other terms to the right.
Add '9' to each side of the equation.
-9 + 9 + 3t2 = 7 + 9
Combine like terms: -9 + 9 = 0
0 + 3t2 = 7 + 9
3t2 = 7 + 9
Combine like terms: 7 + 9 = 16
3t2 = 16
Divide each side by '3'.
t2 = 5.333333333
Simplifying
t2 = 5.333333333
Take the square root of each side:
t = {-2.309401077, 2.309401077}
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