12=-4.2t^2+5t+12

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Solution for 12=-4.2t^2+5t+12 equation:


Simplifying
12 = -4.2t2 + 5t + 12

Reorder the terms:
12 = 12 + 5t + -4.2t2

Add '-12' to each side of the equation.
12 + -12 = 12 + 5t + -12 + -4.2t2

Combine like terms: 12 + -12 = 0
0 = 12 + 5t + -12 + -4.2t2

Reorder the terms:
0 = 12 + -12 + 5t + -4.2t2

Combine like terms: 12 + -12 = 0
0 = 0 + 5t + -4.2t2
0 = 5t + -4.2t2

Solving
0 = 5t + -4.2t2

Solving for variable 't'.
Remove the zero:
-5t + 4.2t2 = 5t + -4.2t2 + -5t + 4.2t2

Reorder the terms:
-5t + 4.2t2 = 5t + -5t + -4.2t2 + 4.2t2

Combine like terms: 5t + -5t = 0
-5t + 4.2t2 = 0 + -4.2t2 + 4.2t2
-5t + 4.2t2 = -4.2t2 + 4.2t2

Combine like terms: -4.2t2 + 4.2t2 = 0.0
-5t + 4.2t2 = 0.0

The solution to this equation could not be determined.

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