(4t^3+8t^2-t+21)-(3t^2-10t)=

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Solution for (4t^3+8t^2-t+21)-(3t^2-10t)= equation: 


Simplifying
(4t3 + 8t2 + -1t + 21) + -1(3t2 + -10t) = 0

Reorder the terms:
(21 + -1t + 8t2 + 4t3) + -1(3t2 + -10t) = 0

Remove parenthesis around (21 + -1t + 8t2 + 4t3)
21 + -1t + 8t2 + 4t3 + -1(3t2 + -10t) = 0

Reorder the terms:
21 + -1t + 8t2 + 4t3 + -1(-10t + 3t2) = 0
21 + -1t + 8t2 + 4t3 + (-10t * -1 + 3t2 * -1) = 0
21 + -1t + 8t2 + 4t3 + (10t + -3t2) = 0

Reorder the terms:
21 + -1t + 10t + 8t2 + -3t2 + 4t3 = 0

Combine like terms: -1t + 10t = 9t
21 + 9t + 8t2 + -3t2 + 4t3 = 0

Combine like terms: 8t2 + -3t2 = 5t2
21 + 9t + 5t2 + 4t3 = 0

Solving
21 + 9t + 5t2 + 4t3 = 0

Solving for variable 't'.

The solution to this equation could not be determined.

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