Answer:
3(−7t+11)+(t+1)
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Step-by-step explanation:
~ Combine like terms
~ Like terms have the same variables
−21t^2 + 12t + 33
= 3(−7t + 11) + (t+1)
Which gives you your answer.
Your adding these/Polynomial
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Leme know if im wrong. Math isnt my forte.
GL.